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
102959809Factored
FactorDigitsBitsDate
408575832192591795837832375.12020-01-22 23:26:22
P-1 factors
DateFactorB1B2
2020-01-224085758321925917958378390000018000000
History
DateUserTypeResult
2020-02-13Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2020-02-13Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2020-01-22Axet NordF-PM1
Factor: 40857583219259179583783 / (P-1, B1=900000, B2=18000000)
2020-01-18ViliamFNF
no factor from 2^74 to 2^75
2020-01-18ViliamFNF
no factor from 2^73 to 2^74
2020-01-18ViliamFNF
no factor from 2^72 to 2^73
2017-11-15el groccoNF
no factor from 2^71 to 2^72
2015-01-06shaugeNF
no factor from 2^70 to 2^71
2015-01-05La GüiraNF
no factor from 2^69 to 2^70
2014-07-02Ryan PropperNF
no factor from 2^68 to 2^69
2014-07-02Ryan PropperNF
no factor from 2^67 to 2^68
2014-07-02Ryan PropperNF
no factor from 2^66 to 2^67
2012-04-26RichardNF
no factor from 2^65 to 2^66
2010-10-20Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-131997rj7NF
no factor from 2^63 to 2^64