Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
57656957Factored
FactorDigitsBitsDate
317535200953020326070206632684.72012-09-13 22:35:50
P-1 factors
DateFactorB1B2
2012-09-13317535200953020326070206635300000
History
DateUserTypeResult
2022-06-28LordJuliusNF
no factor from 2^60 to 2^63
2012-09-13Jwb52zF-PM1
Factor: 31753520095302032607020663
2012-08-31Jerry HallettNF
no factor from 2^72 to 2^73
2011-11-29S34960v5NF
no factor from 2^71 to 2^72
2011-10-21XyzzyNF
no factor from 2^70 to 2^71
2011-06-22Charles SpaltonNF
no factor from 2^69 to 2^70
2011-05-08-Anonymous-NF
no factor from 2^68 to 2^69
2009-06-01Chang Chia-TcheNF
no factor from 2^67 to 2^68
2008-10-19Sturle SundeNF
no factor from 2^66 to 2^67
2008-10-18Sturle SundeNF
no factor from 2^65 to 2^66
2008-10-17Sturle SundeNF
no factor from 2^64 to 2^65
2008-10-15Sturle SundeNF
no factor from 2^63 to 2^64