Reserved for MF - Sequence 4788 - Page 130

Ralf Recker · 2012-01-03, 07:03

Quote:

Originally Posted by akruppa

About 4500@11m. Any volunteers for NFS?

Yes

schickel · 2012-01-03, 07:05

Quote:

Originally Posted by akruppa

Found a p41 and we lost the 2^2.

Shhhh...don't make too much noise or the other 2 will find us again!

Quote:

Originally Posted by Batalov

Alex broke it, Alex fixed it! Looks like a pattern.

Looks like if you lose the downdriver, you have to run the sequence until you find it again....

akruppa · 2012-01-06, 16:48

Quote:

Originally Posted by Ralf Recker

Yes

Any estimate on the completion time?

Ralf Recker · 2012-01-06, 19:02

Quote:

Originally Posted by akruppa

Any estimate on the completion time?

The factorization should be complete in a few hours.

Code:

Info:Replaying merge history...
    Info:Nrows: 2412653; Ncols: 2412493; Weight: 325141724.
Info:--------------------------------------------------------------------------
Info:Linear algebra
Info:--------------------------------------------------------------------------
Info:Calling Block-Wiedemann...

Ralf Recker · 2012-01-07, 01:36

Code:

Info:Preparing 23 dependency files
Info:Testing dependency number 0...
    Info:Factorization was successful!
    Info:282513231304648878202268691132529834582756908313 [prime]
    Info:195378052051142638554713151283071968880687961740908823175466158468827553276169042042819791 [prime]
    Info:Doing gcds with previously known composite factors
    Info:non-trivial factor: 282513231304648878202268691132529834582756908313 [prime]
    Info:non-trivial factor: 195378052051142638554713151283071968880687961740908823175466158468827553276169042042819791 [prime]
    Info:Now: 2 prime factors, 0 composite factors
    Info:Factorization complete

Update (i2840):

Code:

ecm -pm1 1e9 < 4788-2840-c131 
GMP-ECM 6.4 [configured with GMP 5.0.90, --enable-asm-redc] [P-1]
Input number is 24340857327964466671448347911010690599341977754432193301612615831404400353846724664314443468263024608145936303377184861751941023301 (131 digits)
Using B1=1000000000, B2=211252922128080, polynomial x^1, x0=2892386330
Step 1 took 136232ms
Step 2 took 111035ms
********** Factor found in step 2: 22320321079191410444006842537460802229
Found probable prime factor of 38 digits: 22320321079191410444006842537460802229
Probable prime cofactor 1090524515377905728815681621083347896479897110161902243550926350895476187350655021464603295569 has 94 digits

science_man_88 · 2012-01-07, 02:48

Quote:

Unchecked 2845 155 (show)

wow so it's went 5 lines in 1 hour ?

Ralf Recker · 2012-01-07, 03:42

Quote:

Originally Posted by science_man_88

wow so it's went 5 lines in 1 hour ?

Yes.

1000@1e6 on c144.

Mini-Geek · 2012-01-07, 04:10

Code:

i2843 = 2 · 1997113451...3<155>
i2844 = 2^2 · 2275681 · 436065311457107<15> · 273382045978973731935568292259751669<36> · 1840389861...3<98>

schickel · 2012-01-07, 05:51

Quote:

Originally Posted by Mini-Geek

Code:

i2843 = 2 · 1997113451...3<155>
i2844 = 2^2 · 2275681 · 436065311457107<15> · 273382045978973731935568292259751669<36> · 1840389861...3<98>

OK, who did it? We'll have to get them to run it until they get it back.....

Ralf Recker · 2012-01-07, 08:48

Quote:

Originally Posted by schickel

OK, who did it? We'll have to get them to run it until they get it back.....

Quote:

Originally Posted by Ralf Recker

Yes.

1000@1e6 on c144.

+2500@11e6

schickel · 2012-01-07, 09:55

Quote:

Originally Posted by Ralf Recker

+2500@11e6

I'll start some @ 43M.

2012-01-07, 04:10	#1427
Mini-Geek Account Deleted "Tim Sorbera" Aug 2006 San Antonio, TX USA 10AB₁₆ Posts	Code: i2843 = 2 · 1997113451...3<155> i2844 = 2^2 · 2275681 · 436065311457107<15> · 273382045978973731935568292259751669<36> · 1840389861...3<98>

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