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

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MnStatusDetails
102586247Factored
FactorDigitsBitsDate
393629947972353899626798737754331101.62021-02-10 14:02:30
P-1 factors
DateFactorB1B2
2021-02-10393629947972353899626798737754310000001000000
History
DateUserTypeResult
2021-02-10KrieselF-PM1
Factor: 3936299479723538996267987377543 / (P-1, B1=1000000)
2020-11-08TheJudgerNF
no factor from 2^75 to 2^76
2020-11-08TheJudgerNF
no factor from 2^74 to 2^75
2020-03-29SRBaseNF
no factor from 2^73 to 2^74
2020-03-08el groccoNF
no factor from 2^72 to 2^73
2014-12-14RichD0NF
no factor from 2^71 to 2^72
2014-05-11SMoffatNF
no factor from 2^70 to 2^71
2014-05-08SMoffatNF
no factor from 2^69 to 2^70
2014-05-05SMoffatNF
no factor from 2^68 to 2^69
2014-05-03SMoffatNF
no factor from 2^67 to 2^68
2013-08-28Oliver KruseNF
no factor from 2^66 to 2^67
2012-04-23Andrew BNF
no factor from 2^65 to 2^66
2010-08-19Architects CubedNF
no factor from 2^64 to 2^65
2010-05-171997rj7NF
no factor from 2^63 to 2^64