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

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MnStatusDetails
104690147Factored
FactorDigitsBitsDate
3197694184113393946533109851178064411938124.62021-07-03 02:45:58
P-1 factors
DateFactorB1B2
2021-07-033197694184113393946533109851178064411987000017835000
History
DateUserTypeResult
2021-07-03tottenhoffF-PM1
Factor: 31976941841133939465331098511780644119 / (P-1, B1=870000, B2=17835000, E=6)
2021-03-28TheJudgerNF
no factor from 2^75 to 2^76
2021-03-28TheJudgerNF
no factor from 2^74 to 2^75
2020-04-01SRBaseNF
no factor from 2^73 to 2^74
2019-12-04Ryan PropperNF
no factor from 2^72 to 2^73
2019-01-31Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2014-05-03Andreas_TruetschNF
no factor from 2^70 to 2^71
2014-04-28Andreas_TruetschNF
no factor from 2^69 to 2^70
2013-09-09MilldangNF
no factor from 2^68 to 2^69
2013-09-03RobishNF
no factor from 2^67 to 2^68
2013-09-02Cow_tippingNF
no factor from 2^66 to 2^67
2012-05-11RichardNF
no factor from 2^65 to 2^66
2010-08-28Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-19lindedNF
no factor from 2^63 to 2^64