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
117917123Factored
FactorDigitsBitsDate
8872246894981105290410414116973099.52023-05-27 00:27:39
P-1 factors
DateFactorB1B2
2023-05-27887224689498110529041041411697590000590000
History
DateUserTypeResult
2023-05-27Sergey NosovF-PM1
Factor: 887224689498110529041041411697 / (P-1, B1=590000)
2022-02-28voidfNF
no factor from 2^76 to 2^77
2021-07-02TheJudgerNF
no factor from 2^75 to 2^76
2021-03-09hktNF
no factor from 2^74 to 2^75
2015-04-17La GüiraNF
no factor from 2^73 to 2^74
2015-04-17La GüiraNF
no factor from 2^72 to 2^73
2015-04-17La GüiraNF
no factor from 2^71 to 2^72
2015-04-17La GüiraNF
no factor from 2^70 to 2^71
2015-04-06La GüiraNF
no factor from 2^69 to 2^70
2015-04-06La GüiraNF
no factor from 2^68 to 2^69
2015-03-26Judge HaleNF
no factor from 2^67 to 2^68
2014-12-12GrunwalderGIMPNF
no factor from 2^66 to 2^67
2012-07-10sasaki3NF
no factor from 2^65 to 2^66
2010-10-13James HintzNF
no factor from 2^64 to 2^65
2010-05-12sasaki3NF
no factor from 2^63 to 2^64