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
104936141Factored
FactorDigitsBitsDate
2501419449126292846820872477.72020-07-13 18:38:27
P-1 factors
DateFactorB1B2
2020-07-13250141944912629284682087100000030000000
History
DateUserTypeResult
2020-07-13Ernst W. MayerF-PM1
Factor: 250141944912629284682087 / (P-1, B1=1000000, B2=30000000)
2020-04-26TheJudgerNF
no factor from 2^76 to 2^77
2020-04-26TheJudgerNF
no factor from 2^75 to 2^76
2020-04-26TheJudgerNF
no factor from 2^74 to 2^75
2019-12-04ViliamFNF
no factor from 2^73 to 2^74
2019-12-04ViliamFNF
no factor from 2^72 to 2^73
2018-01-03el groccoNF
no factor from 2^71 to 2^72
2015-02-09Earle LoweNF
no factor from 2^70 to 2^71
2015-02-02Earle LoweNF
no factor from 2^69 to 2^70
2014-07-25Ryan PropperNF
no factor from 2^68 to 2^69
2014-07-24Preben SNF
no factor from 2^67 to 2^68
2013-09-09willmoreNF
no factor from 2^66 to 2^67
2012-05-08sasaki3NF
no factor from 2^65 to 2^66
2010-08-29CommasterNF
no factor from 2^64 to 2^65
2010-04-24RichardNF
no factor from 2^63 to 2^64