Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnDetails
3370013
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 264
Factored
FactorDigitsBitsDate
158263626541057508864232373.72011-12-07 03:50:05
ECM
DigitsB1Curves
25500005 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShiftSoftware
FactoredDaniel LilliehöökDE1ADABA5C294D090Mlucas,Ernst Mayer,v2.4d,(aka E1)
FactoredDax PratherDE1ADABA5C294D090Windows,Prime95,v14,(aka WQ1)
BadDouglas ListonFFFFFFFFFFFFFFFE0Mlucas,Ernst Mayer,v2.4c and earlier,(aka E)
Factored1998-07-29Garrett HildebrandDE1ADABA5C294D090Windows,Prime95,v15,(aka WR1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-11-05Oliver Kruse0E5D588B5686D5881178987753
Verified
PRP without proof (not generated)
2017-12-15kkmrkkblmbrbk0E5D588B5686D5881238993153
History
DateUserTypeResult
2022-09-06JossNF-PM1B1=1123337, B2=213444000
2022-04-23LordJuliusNFno factor TF: 66-67
2022-04-23LordJuliusNFno factor TF: 64-65
2022-04-23LordJuliusNFno factor TF: 65-66
2022-04-23LordJuliusNFno factor TF: 62-63
2022-04-23LordJuliusNFno factor TF: 63-64
2022-04-23LordJuliusNFno factor TF: 1-61
2022-04-23LordJuliusNFno factor TF: 1-62
2022-01-09JossNF-PM1B1=1123337, B2=111642300
2021-07-08JossNFno factor TF: 67-68
2021-03-13JossNF-PM1B1=337001, B2=3707014
2017-12-15kkmrkkblmbrbkC-PRPM3370013/15826362654105750886423 : 0E5D588B5686D588
2017-11-05Oliver KruseC-PRPM3370013/15826362654105750886423 : 0E5D588B5686D588
2011-12-07S00030F-ECMFactor: 15826362654105750886423
2011-10-16USAFSSNF-PM1B1=55000, B2=907500, E=6
2011-08-21markrNFno factor TF: 61-62
2009-07-09Carsten KossendeyNF-PM1B1=15000, B2=206250
1998-07-29-anonymous-C-LLDE1ADABA5C294D09
1998-04-11-anonymous-NFno factor TF: 1-60