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·	Forum	Last Post	Threads	Posts
New To GIMPS? Start Here!
	Information & Answers (3 Viewing)	Marked "no factors below 2^74" after two LL tests. by MattcAnderson 2021-03-05 16:38	1,290	11,339
	Homework Help (1 Viewing)	Number of primes 2^n-1 within certain range of n by wblipp 2021-02-18 20:54	179	2,407
Fun Stuff
	Lounge (7 Viewing)	Wacky news that makes you go "wtf?" by kriesel 2021-03-05 17:26	1,640	54,044
	Puzzles (4 Viewing)	IBM March 2021 by tgan 2021-02-28 13:30	838	14,845
Great Internet Mersenne Prime Search
	News https://www.mersenne.org/ Sub-Forums: GIMPS Board of Directors News	GIMPS 2020 Board Meeting minutes / financials by Prime95 2021-02-24 16:49	22	5,441
	Hardware (18 Viewing) Sub-Forums: GPU Computing, Cloud Computing	CPUs and GPUs (Oh My) by M344587487 2021-03-06 10:31	1,936	46,252
	PrimeNet (7 Viewing) https://www.mersenne.org/primenet/ Sub-Forums: GPU to 72, MISFIT	I've been quarantined! by Rodrigo 2021-03-06 06:49	1,344	31,311
	Software (13 Viewing) https://www.mersenne.org/freesoft.htm Sub-Forums: Mlucas	Reproducible round off errors near end of test by Runtime Error 2021-03-05 02:34	2,032	27,459
	Math (5 Viewing) Sub-Forums: Number Theory Discussion Group	calculation of modulo Mp by bhelmes 2021-02-09 01:16	1,172	15,527
	Data (5 Viewing) Sub-Forums: mersenne.ca, Teams, Marin's Mersenne-aries	mersenne.ca by Viliam Furik 2021-03-05 22:53	602	15,881
Prime Search Projects
	Riesel Prime Search (5 Viewing)	POST LOTS AND LOTS OF PRIMES HERE by kuratkull 2021-03-06 09:13	211	19,201
	No Prime Left Behind (3 Viewing) http://www.noprimeleftbehind.net/ Sub-Forums: Raiders of the Lost Primes	Report top-5000 primes for all k<=1001 by gd_barnes 2021-03-06 10:58	184	14,779
	Conjectures 'R Us (6 Viewing) http://www.noprimeleftbehind.net/crus/	Riesel base 3 reservations/statuses/primes by rogue 2021-03-03 19:13	150	21,586
	Twin Prime Search http://www.noprimeleftbehind.net/tps/	Twin prime bounds by gnostique 2021-03-01 18:22	108	4,092
	Sierpinski/Riesel Base 5 http://www.sr5.psp-project.de/	"Mixed Sierpinski conjecture base 5" is proven!! (in the weak case that probable primes are allowed) by sweety439 2020-12-21 14:08	146	3,034
	Prime Sierpinski Project http://www.psp-project.de/	Prime found, k=168451 eliminated by Dr Sardonicus 2017-09-28 14:55	223	3,017
	Five or Bust - The Dual Sierpinski Problem	How can I run PRP test? by Puzzle-Peter 2020-11-25 14:27	21	868
	Proth Prime Search http://www.prothsearch.com/	Proth primes with k = 1281979 by bur 2021-02-18 06:57	11	242
	Wagstaff PRP Search http://mprime.s3-website.us-west-1.amazonaws.com/wagstaff/	Status of Wagstaff testing? and testing Mersenne primes for Wagstaff-ness by axn 2020-12-27 08:11	12	706
	Prime Gap Searches (2 Viewing)	Prime gaps completely searched region by mart_r 2021-03-06 10:27	77	4,533
	And now for something completely different (2 Viewing)	smallest n-digit prime k-tuplet by Cybertronic 2021-03-03 12:14	65	1,725
Factoring Projects
	Factoring (8 Viewing)	Pascal's OPN roadblock files by VBCurtis 2021-03-05 19:45	927	22,610
	CADO-NFS (1 Viewing) http://cado-nfs.gforge.inria.fr/	Some CADO-NFS Work At Around 175-180 Decimal Digits by charybdis 2020-10-07 01:47	20	855
	Msieve (3 Viewing) http://www.boo.net/~jasonp/qs.html	Best msieve poly scores by charybdis 2021-02-11 00:46	318	9,519
	YAFU http://sites.google.com/site/bbuhrow/	yafu bugs by jwaltos 2021-03-02 09:09	147	3,987
	NFS@Home (1 Viewing) http://escatter11.fullerton.edu/nfs/	2021 14d post processing reservations and results by RichD 2021-03-06 01:00	89	12,039
	Aliquot Sequences (5 Viewing) https://www.rechenkraft.net/aliquot/AllSeq.html	Sequence terminations and merges by Drdmitry 2021-03-05 23:22	294	22,555
	Lone Mersenne Hunters Sub-Forums: LMH > 100M	fond of a factor? Urn yourself to become inane by Runtime Error 2021-03-06 00:06	611	8,566
	Cunningham Tables (1 Viewing) http://homes.cerias.purdue.edu/~ssw/cun/	Extension to the Base 2 tables from 1300 to 1500, LM to 3000 by charybdis 2021-02-28 13:51	81	4,944
	GMP-ECM (1 Viewing) http://www.loria.fr/~zimmerma/records/ecmnet.html	what does sigma mean in ECM? by storm5510 2021-01-26 16:18	285	4,330
	Operation Billion Digits (2 Viewing) https://www.mersenne.ca/obd	Ten Billion Digits Mersenne Numbers by LaurV 2021-02-27 07:14	54	3,196
	FactorDB http://www.factordb.com/	Broken aliquot sequences by Happy5214 2021-02-21 10:46	81	4,217
	Operazione Doppi Mersennes http://www.doublemersennes.org/	News from sub-project Deep Sieving by ET_ 2021-02-05 10:44	48	2,626
	Operation Kibibit http://en.wikipedia.org/wiki/RSA-1024	Poly select and test-sieving for RSA232 by VBCurtis 2020-01-07 01:57	11	493
	XYYXF Project (2 Viewing) http://www.primefan.ru/xyyxf/default.html	Leyland Primes (x^y+y^x primes) by pxp 2021-03-01 18:16	20	1,770
	FermatSearch http://www.fermatsearch.org/	New Fermat factors by ET_ 2021-03-05 12:19	47	1,130
Math Stuff
	Computer Science & Computational Number Theory (2 Viewing) Sub-Forums: PARI/GP	Prime counting function records by dbaugh 2020-12-16 07:24	127	5,702
	Other Mathematical Topics	Jobs by Nick 2021-03-04 14:40	57	1,002
	Probability & Probabilistic Number Theory (1 Viewing)	Sieving success as a heuristic for odds of a prime by diep 2020-11-21 17:14	10	130
	Abstract Algebra & Algebraic Number Theory (2 Viewing)	*Excepted number of primes of the form (kb^n+c)/gcd(k+c,b-1) for n <= given number** by LaurV 2020-12-03 06:40	27	143
	Analysis & Analytic Number Theory (1 Viewing)	Fermat method best case by xilman 2021-02-07 09:23	12	108
	Combinatorics & Combinatorial Number Theory (1 Viewing)	is the factorisation of Mp-1 an advantage ? by LaurV 2021-02-24 02:31	5	26
	Tales From the Crypt(o) (1 Viewing) uggcf://ra.jvxvcrqvn.bet/jvxv/Gnyrf_sebz_gur_Pelcg_(GI_frevrf)	'All Your Data ❝Я❞ Belong To Us' Thread by LaurV 2021-02-19 04:08	13	530
Extra Stuff
	Soap Box (1 Viewing)	U.S. Electile Dementia paralytica 2020 by garo 2021-03-03 23:29	513	31,494
	Miscellaneous Math (5 Viewing) http://primes.utm.edu/notes/crackpot.html	Trial Factoring Progress by tuckerkao 2021-03-06 11:11	782	17,795
	Science & Technology (1 Viewing)	Arecibo's demise and possible rebuild. by Uncwilly 2021-03-06 01:15	231	10,120
	Hobbies Sub-Forums: Astronomy, Chess, Reading, Computer Games	hand puzzles by Batalov 2021-03-04 19:24	570	9,265
	Programming (3 Viewing)	Calculator that can factor and find exact roots of polynomials by alpertron 2021-03-02 01:53	349	4,750
	Linux (2 Viewing)	$220 by Mark Rose 2020-12-09 20:16	194	1,756
	Languages -- Ancient & Modern, Human & Machine	Ænglisc by xilman 2021-02-06 19:38	9	134
	Blogorrhea (8 Viewing) Sub-Forums: Alberico Lepore, carpetpool, chalsall, cmd, Dylan14, EdH, enzocreti, gophne, jasong, JCoveiro, jvang, jwaltos, kriesel, LaurV, MattcAnderson, MisterBitcoin, ONeil, Raman, science_man_88, storflyt32, storm5510, sweety439, Viliam Furik	A request for assistance on a very interesting problem... by jwaltos 2021-03-04 04:01	662	12,179
Other Stuff
	Archived Projects (2 Viewing) Sub-Forums: 15k Search, NFSNET Discussion, Octoproth Search, 3*2^n-1 Search, Prime Cullen Prime, PSearch, Riesel Base 3 Attack, NeRDs, ElevenSmooth	What happened to the 11-Smooth website? by wblipp 2019-05-08 01:54	464	5,817
	Forum Feedback http://www.mersenneforum.org/	Am I missing something by Dr Sardonicus 2021-03-04 14:21	307	5,381
	Open Projects Sub-Forums: Riesel Prime Data Collecting (k*2^n-1), y-cruncher	Prime representing constant by LaurV 2021-01-14 09:43	46	1,523
	Wikis Sub-Forums: mersennewiki, Prime Wiki	Prime-Wiki by henryzz 2021-01-02 00:42	53	906
	David Hasselhoff https://en.wikipedia.org/wiki/David_Hasselhoff	Private	0	0
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