Looks like an ECM miss. More curves at smaller B1 would have been probably more effective.

89999_225 completed: 6 hours for 4.1M matrix with TD=120

[CODE]prp59 factor: 11463956154931965286797745710924129499153087417812847999013
prp97 factor: 2393736906702047287437000757732253469057651184336837941798408040580556794719317538005566849654107[/CODE]C235_119_101 completed: 61 hours for 11.4M matrix with TD=128
[CODE]prp95 factor: 62711166981914487567438567745191096463791822094999467340019880452340967833511461628137969653939
prp140 factor: 41289463767219864354129316783011066611171335301728103702789044924386177501916801180523560138785812064585263873890444602123220033562408480689[/CODE]

C177_148_94 completed: 46 hours for 9.8M matrix with TD=140

[CODE]prp87 factor: 471398682358013446413606976573969257522266981593670398119364715504216157315182688517493
prp91 factor: 1080454733432626539274744235494975704048345577159338335952650040038229839565058966932183661[/CODE]

Reserving 125^111+111^125 from 15e queue.

Log file says the factor was found 4 days ago, is it right?

Yes. All times in log files are GMT+3.

C206_119_97 factored
 

121 hours to solve a 13.0M matrix on Core-i5, -t 4 using target_density=110 (TD=116 failed).
[CODE]p94 factor: 9836668701861275637454993726567465642251826395645889703283480233003044562970288854713515255193
p112 factor: 2083553395791042698357907656675714185131211097652935788933817677917728612400075499450486674890298888641251441843[/CODE]
I'll take C192_130_49 next.

11_239_plus_8_239 post-processing is now underway on a new computer, ETA ~1 week for a 13.6M matrix at density 90. Filtering at a higher density would probably have worked.

Taking C167 from aliquot 3366:2132 (15e queue).

Reserving C159_146_84 if it is unclaimed. Thanks.

Would like to try 125^111+111^125 from 15e queue.

[QUOTE=pinhodecarlos;433242]Would like to try 125^111+111^125 from 15e queue.[/QUOTE]

It was [url=http://www.mersenneforum.org/showpost.php?p=433141&postcount=876]already reserved[/url].

[QUOTE=swellman;433244]It was [URL="http://www.mersenneforum.org/showpost.php?p=433141&postcount=876"]already reserved[/URL].[/QUOTE]

Oops..didn't see that, thank you for the heads up!

C154_P159_plus_1 Factors
 

[QUOTE=Speedy51;432800]I'll take C154_P159_plus_1 please if no one else has reserved it thanks[/QUOTE]
[code] prp54 factor: 904104109337089406096596389002478181407937584163924639
prp100 factor: 2789841857395663650590004348109088189950806390009609804449583739331936209263215412813140776218186757[/code]

C192_125_58
 

Reserving C192_125_58. Thanks.

11_239_plus_7_239 factored
 

Cool split! :smile:

[code]
p64 factor: 1973332018343418016313276500805927389036054984345386290504764937
p65 factor: 46076002277602911709206055167568106806185042956971643891481920489
p66 factor: 391203629792885920206661801918724408686794916283750586127011736541
[/code]

[QUOTE=jyb;433283]Cool split! :smile:

[code]
p64 factor: 1973332018343418016313276500805927389036054984345386290504764937
p65 factor: 46076002277602911709206055167568106806185042956971643891481920489
p66 factor: 391203629792885920206661801918724408686794916283750586127011736541
[/code][/QUOTE]Almost, but not quite, tri-brilliant.

Reserving C200_127_55.

C192_130_49 factored
 

18 hours to solve a 6.4M matrix using Core-i5, -t 4.
[CODE]p60 factor: 859828191289732903798024854361800672974659287280074099226243
p132 factor: 340439098290866165797925636315217715128285732890501776513482049426897396214135032352467575953045169784990881937243429704229945597481[/CODE]

I'll take C172_124_114 next.

C200_150_148 finally done
 

[code]
Sun May 8 11:09:41 2016 p62 factor: 87025056522712938932600836142751842575000599083042817996868513
Sun May 8 11:20:17 2016 p138 factor: 278419930232709322326780704066714176123722892549695550695303116458184803247117782504380600082741586464140286319494006689666247358377069213
[/code]

(the two factors found at slightly different times because I ran -np3 twice in parallel)

This SNFS-difficulty-285 is getting towards the edge of what's practical for individual LA - 564 wall-time hours on 7 cores Xeon E5-2650v2 for a 31.7M matrix built at density 125. Log attached.

(number queued 4 February; linear algebra started 4 April; linear algebra finished 8 May)

I'm going back to mprime and to sieving some medium-sized numbers locally, for at least a few weeks.

I'll take C179_125_59 next.

C172_124_114 factored
 

13 hours to solve a 4.6M matrix on a partially loaded Core-i5, -t 4 using target_density=124.
[CODE]p83 factor: 48585245192264911060148828740901730032637654647069348877118847818736384741987375357
p89 factor: 42027418213712999078298709380863759380421371924640671874737691342910003449815128948048893[/CODE]
This time I spelled target_demsity correctly. :smile:

C159_146_84 Factored
 

[code]
prp62 factor: 84706428404056788626340765983892309337181259272739121630936249
prp98 factor: 11219081105397638453685574995892262129500753454661435720557695382920682704287575159973869910704593
[/code]

Taking C191_134_45.

Taking C173_136_43

C167 from aliquot 3366:2132 completed: 20 hours for 5.6M matrix with TD=140

[CODE]prp53 factor: 54590920157424669805650939566645015746550965360978601
prp115 factor: 1454091295982441019597985537910685787160956157379719990336972359726424909297165412565882296402984882993145706841409
[/CODE]C200_127_55 completed: 12 hours for 4.5M matrix with TD=120

[CODE]prp78 factor: 310237929414306355083709598757698607177916738401038413633511372164336432463543
prp122 factor: 48025373014536960131003527920558838723630257068827597254928873601778693118057902897949937123573948925320327028288532039271[/CODE]Reserving C218_137_42 and 142^49+49^142 (from 15e queue).

11_239_plus_5_239 factored
 

135 hours to solve a 12.4M matrix on Core-i5, -t 4 using target_density=116 (TD=120 failed).
[CODE]p106 factor: 1485346558351000644953714201746717757442110162276128861920820164807404581714683882268922594978715352209313
p109 factor: 3191394075394159037031173446010090441583989337304687562136172529864291284220363006437077550614827787156523781[/CODE]

C179_125_59 factored
 

8 hours to solve a 3.6M matrix on a partially loaded Core-i5, -t 4 using target_density=130.
[CODE]p89 factor: 22854419650080087770113553828870663012142540167030041229163351292462134661377540369429569
p90 factor: 586395435856928900636077819976405459250578423827771873212136625456700816569939986741790839[/CODE]

[QUOTE=pinhodecarlos;433477]Taking C191_134_45.[/QUOTE]

Factored.

[CODE]
Tue May 10 21:11:58 2016 prp75 factor: 122098338557287653100801062202133228537934816801805073624523521396389051621
Tue May 10 21:11:58 2016 prp116 factor: 84036024998636220428075395484651486074462483452609861066398178491901315197821138824165608776202767610515753167343193
[/CODE]

I'll take C202_138_41 next.

11_239_plus_8_239:
[code]p92 factor: 29133612806383933010729700039793590364475990778395579439006786396853326915315527553999096791
p113 factor: 13508192564178127338587940139634160648290450996602710834284982355781761290426226150800382402818856444668899713529[/code]

C218_137_42 completed: 11 hours for 4.3M matrix with TD=120

[CODE]prp67 factor: 3024875358243384213943565808469203320933190416936940995610162338353
prp151 factor: 6686779593816254688000678333015527797946890098689365409453490822014817436481077613770046731291555281174292611476217714504610735743546713431378835842789[/CODE]C254_125_111 completed: 102.5 hours for 15.1M matrix with TD=136

[CODE]prp79 factor: 1745812313214514982288153181563174268387020024317738340620185769404319082776249
prp175 factor: 6433948496240449549856440144844086923487864523223282464433657416858833871029945607529450708171552493851619553989879214385182550691618220765409954437969365282184210661151758527[/CODE]Taking C212_121_69 next.

[QUOTE=debrouxl;433595]11_239_plus_8_239:
[code]p92 factor: 29133612806383933010729700039793590364475990778395579439006786396853326915315527553999096791
p113 factor: 13508192564178127338587940139634160648290450996602710834284982355781761290426226150800382402818856444668899713529[/code][/QUOTE]
Thanks.

Paul

Anyone here who can plausibly claim the factorization of 5[SUP]403[/SUP]-4[SUP]403[/SUP] ? I have my suspicions but uncertainty is unsettling.

Paul

[QUOTE=pinhodecarlos;433488]Taking C173_136_43[/QUOTE]

Factored.

[CODE]
Wed May 11 22:25:13 2016 prp85 factor: 1263652198708909208084094171042839234516934203234419208940670613094648031681283671069
Wed May 11 22:25:13 2016 prp89 factor: 22804977703278086153801362056964313990658480031659456094354900898175359333919415898040653
[/CODE]

[QUOTE=swellman;433272]Reserving C192_125_58. Thanks.[/QUOTE]


[code]
prp58 factor: 2004568695855585378578421559385707909550321675288338363039
prp135 factor: 227833985150309429025031185219360617529392083400994588687428553965659464339207205965390276897174227886480691278841996666363510806557863
[/code]

C202_138_41 factored
 

16 hours to solve a 4.8M matrix using Core-i5, -t 4 with target_density=120.
[CODE]p57 factor: 411354712806806419110754911951547308573113935390457245459
p145 factor: 3841447772338553607434658048445231823048814221048606755917711299666444511085228283192443034244670308134013401343631141315024318773546497044248239[/CODE]

C182_124_110 is a double split:
[code]p69 factor: 464741149276823785956386836069755562232350759213636587822969465534061
p114 factor: 161631454844274463052082266234731864325729951957261277163376008106036175052428066947029293740453990587715181959269[/code]
7:44:54 to filter, run LA on a 3.8M matrix, and run square root, finding the factor on the third dependency.

Taking P49_5_minus1.

Taking C187_125_61.

[QUOTE=pinhodecarlos;433726]Taking P49_5_minus1.[/QUOTE]

Factored.

[CODE]
Thu May 12 16:37:42 2016 prp71 factor: 33157577139602599542701369768424795153381988305964413072503097542521591
Thu May 12 16:37:42 2016 prp100 factor: 9075205387274705823345718168426088651539966868615770860362715926421527236410700260785246638887238721
[/CODE]

Taking 2_P50_5_minus1.

Taking C214_121_71

I'll take C162_P202_plus1 & C182_130_53 next.

119^103+103^119
 

[code]
prp89 factor: 15379809054972802519296179902000413326328960049465640994943237570512918580922590080319513
prp125 factor: 24440606370646232417654085554406646270529511837626424997331273951807073884206305008259214927029388112423164708441155423921191
[/code]

[QUOTE=pinhodecarlos;433753]Taking 2_P50_5_minus1.[/QUOTE]

Factored.

[CODE]
Fri May 13 03:36:22 2016 prp67 factor: 5240646599145686528486044697966992418720628442778009072084465547101
Fri May 13 03:36:22 2016 prp104 factor: 41908215768284578260542948123017975718815691794958562026455048041900623419604247196110373100287006395431
[/CODE]

P50_5_minus1:
[code]Fri May 13 00:37:16 2016 p74 factor: 11029095027961091871909292293125620618614334241839554255645767035752717121
Fri May 13 00:37:16 2016 p103 factor: 1212649862263452053579473327508280030123677122341267539727407762944196468076649364054295677487444734701[/code]

LA for C168_11040_9559 just started, 10M matrix with ETA ~48 hours.

C197_118_105
 

[code]
prp66 factor: 137816030108486725926496556555204640370035518800761566590703410921
prp132 factor: 452974746131308483249956895377020918175116641171718546800987744194819479018955249172702055417503395005770810329532776253111611851923
[/code]

[QUOTE=pinhodecarlos;433766]Taking C214_121_71[/QUOTE]

Factored.

[CODE]
Sat May 14 00:07:30 2016 prp65 factor: 35557963504401428825919889499365026232002370632455544846226052377
Sat May 14 00:07:30 2016 prp149 factor: 94221843450656961936638238917651804627650547149104385307576711364435001492562492038052745365714519089573000242493782769517907330196143610672414059401
[/CODE]

C182_130_53 factored
 

23 hours to solve a 5.5M matrix using a Core-i5, -t 3 target_density=124.
[CODE]p57 factor: 259003257932128530033727882001382092062489760573844271259
p126 factor: 317776553017692600732782058153857171523914535003348622324014592552592399211030438169899796406985590130364797376580822468779721[/CODE]

C162_P202_plus1 factored
 

23 hours to solve a 6.0M matrix using Core-i5, -t 4 using target_density=120.
[CODE]p58 factor: 1335583531035618331159430020213050960243702994567641327773
p105 factor: 393918519644300301234027595905967492131663484151429257611188647273361389682265205863443472280165548675121[/CODE]

I'll take C167_P242_plus_1 next.

P.S. Does C212_121_69 need a little touch up to get it to 110+M?

[QUOTE=RichD;433929]I'll take C167_P242_plus_1 next.

P.S. Does C212_121_69 need a little touch up to get it to 110+M?[/QUOTE]

No, it's already reserved ([url]http://mersenneforum.org/showpost.php?p=433626&postcount=905[/url]) and completed :smile:

C212_121_69 completed: 12 hours for 4.3M matrix with TD=120

[CODE]prp56 factor: 45880958061473957506693225912711292821247003271320688641
prp65 factor: 65081968701650798040530411601068885697759583312298840308820389639
prp92 factor: 17416459655905723219714256023053014028376728950696204772826568254313244851284715356812540493[/CODE]C187_125_61 completed: 11 hours for 4.2M matrix with TD=130

[CODE]prp84 factor: 596756957975417617973081019907481907780391310819518718943140180926779107195619001511
prp103 factor: 8836334178881721490083203511692456473134491710176082290604024140122049963766785435007056890641360587313[/CODE]

Taking C194_132_86

C168-11040 completed: 46 hours for 10M matrix with TD=130

[CODE]prp83 factor: 92093478362587472598040046581063191405048684431794066083272705043654091106806498067
prp85 factor: 3710757384431372940122419394850460752020633058695318778761063028782420072278836069437

[/CODE]C237_142_49 completed: 28.5 hours for 8.2M matrix with TD=140

[CODE]prp111 factor: 284790319929060881964849937201986658294108005363993653192431457514527482560001186156814791115079798506750487131
prp127 factor: 1532510298902902644461095108380017295152195011767517529644124849298798523306927388076678188493910932912125094344674940990990351[/CODE]

I'll take C171_133_48 next.

It's been awhile since a post processed a 31 bits task specially with difficulty above 250. Last time I used university Xeon 8 core server and it took 10 days. How long would take 13_227_minus1 to be processed on a quad core machine running a 3.2 GHz?

C167_P242_plus_1 factored
 

49 hours to solve an 8.9M matrix on a Core-i5, -t 4 using target_density=124.
[CODE]p65 factor: 45301509333821905495539718460097986820186764616992156007270755489
p103 factor: 1900316741955372052425884337380919154908759055968672910703543281500427095423521578012320374044732762511[/CODE]

I'll take 47_161_minus1 next.

P.S. I should complete this before going out of town.

C171_133_48 factored
 

14 hours to solve a 4.7M matrix on a Core-i5, -t 4 using target_density=116 (TD=120 failed).
(Interesting SQRT phase.)
[CODE]p65 factor: 84877722606641713322833417023188873290503713983794348821158516483
p106 factor: 1519323793634798008800440102727354520916747225866831784996637751892254244345292510723091306454798513440549[/CODE]

47_161_minus1 factored
 

23 hours to solve a 6.0M matrix on Core-i5, -t 4 using target_density=112 (TD=116 failed).
[CODE]p61 factor: 1370147355811014398230066065266567503872403310355435724291207
p124 factor: 9724064875629504113547106276158428793325436549067130500903049503592786148911962044512226882365113820400361285775825504821247[/CODE]

[QUOTE=RichD;434242]14 hours to solve a 4.7M matrix on a Core-i5, -t 4 using target_density=116 (TD=120 failed).
(Interesting SQRT phase.)
[/QUOTE]
Yes, it's a little unusual to find a degree-6 SNFS job that must take the slow path in the square root; most such jobs have degree 4. I think Serge found one that was degree 8, solving it sucked :)

I'll take C185_131_51 & C187_126_65 next.

Taking C191_129_59 and 13_227_minus1

LA for C182_933436 just started. 16M matrix with ETA ~1 week.

[QUOTE=unconnected;434458]LA for C182_933436 just started. 16M matrix with ETA ~1 week.[/QUOTE]

How many cores? Are you using msieve MPI?

[QUOTE=pinhodecarlos;434463]How many cores? Are you using msieve MPI?[/QUOTE]

MPI on Dual Xeon E5-2620 (2x6cores, HT on).

[QUOTE=unconnected;434465]MPI on Dual Xeon E5-2620 (2x6cores, HT on).[/QUOTE]

Thank you. Why do you have HT on?

C185_131_51 factored
 

14.5 hours to solve a 4.9M matrix on a Core-i5, -t 4 using target_density=120.
[CODE]p92 factor: 71484527237293063097507376962834151488403521314830336495108515488241185643611179924537384943
p93 factor: 277054085787504446590610570138822521152869183775015036015464013829860346441939573187533417559[/CODE]

Taking C190_125_68.

C187_126_65 factored
 

20 hours to solve a 5.9M matrix on Core-i5, -t 4 using target_density=120.
[CODE]p90 factor: 810406676214506475247677124672360986478477658211372863130811366697935266195515047748382877
p97 factor: 6137692708701379913619130322836683344307775883786585354424778013126326743476265731895989528404679[/CODE]

Taking C191_138_62.

Taking C204_135_49.

C190_125_68 factored
 

33.5 hours to solve a 6.8M matrix on a Core-i5, -t 4 using target_density=116 (TD=120 failed).
[CODE]p77 factor: 18679178836466448763557547493236927177178335412631736461374200583749417628789
p114 factor: 109498116331109224901848268345589258050582247313726857740563854480158487615050439828233816006118444336336096535541[/CODE]

I'll take C191_146_46 next.

C194_132_86 factored
 

C194_132_86 factored

[CODE]
Mon May 23 03:10:55 2016 prp74 factor: 11172900505102843374951259607782428744858538531210945000118323155060734489
Mon May 23 03:10:55 2016 prp120 factor: 944383606797104764548921129348426757310587672568622601256119992130627125814797424458692005971721308067540532564854924313
[/CODE]

C191_129_59 done
 

[code]
Sun May 22 01:08:35 2016 p82 factor: 7794679849585961133626459038697467488737010075794342941289577929831164159136111359
Sun May 22 01:08:35 2016 p109 factor: 3068056173342584614299696078305420535097567533819861333668403291305917505842960760350540500422434115205917641
[/code]

32.7 hours for 8.87M matrix with td=120 on 7 threads E5-2650v2

13,227- should be done morning of Friday 27 May (it's a 16.36M matrix filtered at density 112, td=116 failed to produce a matrix). ETA at start of run was 121 hours on the same E5-2650v2.

Reserving 227_125_minus1, will start Friday morning

Someone please update lasieved reservations and numbers done please.
C204_135_49 will be finished this night, LA ETA ~13 hours.

I'll take C192_139_44 next.

Both my outstanding jobs will finish around midnight my time. One might make it to FDB but the log files won't be posted until tomorrow.

C204_135_49 factored
 

[QUOTE=pinhodecarlos;434693]Someone please update lasieved reservations and numbers done please.
C204_135_49 will be finished this night, LA ETA ~13 hours.[/QUOTE]

C204_135_49 factored

[CODE]
Mon May 23 23:47:13 2016 prp85 factor: 2122203786869968202187287281143912443631766308156775694919478063203140575305823157117
Mon May 23 23:47:13 2016 prp120 factor: 369289270999508441203295008501121910515074398401716598887996314026608462357589163852788344010836406884864397363627908819
[/CODE]

I'll take C211_122_75 next.

Reserving C213_132_53.

C191_138_62 factored
 

22 hours to solve a 6.0M matrix on a Core-i5, -t 4 using target_density=116 (TD=120 failed).
[CODE]p89 factor: 22724638529471927507575261716667926586552779139726714668259904775982075557110163853147693
p102 factor: 613435577306818850059399539775853929325566581582370880050432096281686790297063290369858509295988368113[/CODE]

C191_146_46 factored
 

24 hours to solve a 6.5M matrix on Core-i5, -t 4 using target_density=120.
[CODE]p65 factor: 34873402947555549544279128472068481110019827422100667587262532917
p127 factor: 1622288842656731539841869396158860629320839569567336174514840240069130162384766295080252291937463767387691113107743271837194169[/CODE]

C211_122_75 factored
 

17 hours to solve a 5.5M matrix on a Core-i5, -t 4 using target_density=124.
[CODE]p96 factor: 757862905188596193133000318025808066619581064809891981867791047876517292420315829860762584726641
p115 factor: 1626478621205274770076134644324051136814117233527695142219961375807324992843382785982043115306332627529595437378289[/CODE]

C213_132_53 completed: 15 hours for 5.2M matrix with TD=120

[CODE]prp99 factor: 328957261246523411351454576596562569850316471278336842419561761007856136170475699659771088959809039
prp115 factor: 1440092969549518903301720660062105101482623282777939994624283317463996359383969851757971417149908494817556028136939[/CODE]

+logs for C168-11040 and C237_142_49.

C192_139_44 factored
 

27 hours to solve a 7.4M matrix on a Core-i5, -t 4 using target_density=116 (TD=120 failed).
[CODE]p82 factor: 2001492070994035182569999079261113514515584772905233175300182394245754142022092087
p110 factor: 69995200731432245093787092833809275586338127578959311303975338650470466470205316350787333638615046804013823579[/CODE]

Taking C200_134_76

Taking C202_134_51.

[QUOTE=pinhodecarlos;434866]Taking C200_134_76[/QUOTE]

LA ETA 53 hours.


[QUOTE=pinhodecarlos;434867]Taking C202_134_51.[/QUOTE]

Have downloaded the files but will be running LA on my work machine as soon as I get home. Let's see how fast it is compared to my home machine...

13^227-1 done
 

[code]
Fri May 27 02:57:51 2016 p89 factor: 81456661149123777912015484584810557675564069344025775454345319115508271429777584198884289
Fri May 27 02:57:51 2016 p152 factor: 47793402482598929770964519632679736683735733471238620336604806364841251683580970131051416732120189489666788986261994373867782853901077157418853038474327
[/code]

About 120 hours on seven threads E5-2650v2 for a 16.36M density-112 matrix (116, 120 didn't work). Log attached.

C182-933436 completed: 145 hours for 16.8M matrix with TD=130

[CODE]prp89 factor: 23038180624902038321838201375179280578651876063316917264416507829343830819039013142482377
prp93 factor:
933814268855333856831026768953942895657920812337451085872949655861072111353388361033959796159[/CODE]TD=130 again better than TD=140 (126hours for 16.8M matrix vs. 145hours for 16.5M matrix)

C200_134_76 factored
 

[QUOTE=pinhodecarlos;434866]Taking C200_134_76[/QUOTE]

C200_134_76 factored

[CODE]Sat May 28 11:51:33 2016 prp65 factor: 56811795518311910785698832758429314731541015221805284242463734053
Sat May 28 11:51:33 2016 prp135 factor: 371901329557801625067369495620038229299102687819585642681417931920757844880762519266745892597037515469236679330180627895361885159231861[/CODE]

C202_134_51 Factored
 

[QUOTE=pinhodecarlos;434867]Taking C202_134_51.[/QUOTE]

C202_134_51 Factored -----wrong poly

[CODE]
Sat May 28 19:06:53 2016 prp65 factor: 56811795518311910785698832758429314731541015221805284242463734053
Sat May 28 19:06:53 2016 prp135 factor: 371901329557801625067369495620038229299102687819585642681417931920757844880762519266745892597037515469236679330180627895361885159231861
[/CODE][B]PS( C202_134_5 has inputs from C200_134_76. I post-processed twice the same number...arghhhh)[/B]

Reserving C215_121_81 and 90007_248.

I'll take 3511_71_minus1 next.