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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Exponent Range:










MnStatusDetails
65712761Factored
FactorDigitsBitsDate
40644006960565058997582852517436968136118.32013-09-28 12:01:42
P-1 factors
DateFactorB1B2
2013-09-284064400696056505899758285251743696815900000
History
DateUserTypeResult
2022-03-30LordJuliusNF
no factor from 2^60 to 2^63
2013-09-28Yury VorobyovF-PM1
Factor: 406440069605650589975828525174369681
2013-09-23Jerry HallettNF
no factor from 2^73 to 2^74
2013-09-14Jerry HallettNF
no factor from 2^72 to 2^73
2013-05-10Tim SorberaNF
no factor from 2^71 to 2^72
2013-05-02Architects CubedNF
no factor from 2^70 to 2^71
2013-05-01Architects CubedNF
no factor from 2^69 to 2^70
2009-12-17Net_ForceNF
no factor from 2^68 to 2^69
2009-12-05Net_ForceNF
no factor from 2^67 to 2^68
2009-11-27-Anonymous-NF
no factor from 2^66 to 2^67
2009-11-07Reboot ItNF
no factor from 2^65 to 2^66
2009-03-27mysteronsNF
no factor from 2^64 to 2^65
2009-01-20Wojciech FlorekNF
no factor from 2^63 to 2^64