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
105658459Factored
FactorDigitsBitsDate
867787770920318422374892376.22021-08-25 19:01:33
P-1 factors
DateFactorB1B2
2021-08-258677877709203184223748987800047973000
History
DateUserTypeResult
2021-08-25ky0urakuF-PM1
Factor: 86778777092031842237489 / (P-1, B1=878000, B2=47973000)
2021-04-04TheJudgerNF
no factor from 2^75 to 2^76
2021-04-04TheJudgerNF
no factor from 2^74 to 2^75
2020-04-03SRBaseNF
no factor from 2^73 to 2^74
2020-01-03David HruskaNF
no factor from 2^72 to 2^73
2019-01-27Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-01-29symalladNF
no factor from 2^70 to 2^71
2014-12-10SADMASTERNF
no factor from 2^69 to 2^70
2014-11-05SADMASTERNF
no factor from 2^68 to 2^69
2014-10-22SADMASTERNF
no factor from 2^67 to 2^68
2013-09-07SMoffatNF
no factor from 2^66 to 2^67
2012-05-13subgeniusNF
no factor from 2^65 to 2^66
2010-09-02jonthomsonNF
no factor from 2^64 to 2^65
2010-04-25RichardNF
no factor from 2^63 to 2^64