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
97670341Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
206189337696975457511742016053731100.72020-03-26 13:20:08
P-1 factors
DateFactorB1B2
2020-03-26206189337696975457511742016053776000015010000
History
DateUserTypeResult
2020-03-26ky0urakuF-PM1
Factor: 2061893376969754575117420160537 / (P-1, B1=760000, B2=15010000, E=12)
2020-02-02TheJudgerNF
no factor from 2^76 to 2^77
2020-01-19TheJudgerNF
no factor from 2^75 to 2^76
2019-10-27BytesInFlamesNF
no factor from 2^74 to 2^75
2019-10-23bayanneNF
no factor from 2^73 to 2^74
2019-03-26Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2019-01-05Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2014-10-27PascalBieriNF
no factor from 2^70 to 2^71
2014-10-20PascalBieriNF
no factor from 2^69 to 2^70
2014-10-05PascalBieriNF
no factor from 2^68 to 2^69
2014-08-01SMoffatNF
no factor from 2^67 to 2^68
2014-05-28-Anonymous-NF
no factor from 2^66 to 2^67
2014-05-24monstNF
no factor from 2^65 to 2^66
2011-01-07Architects CubedNF
no factor from 2^64 to 2^65