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
119613059Factored
FactorDigitsBitsDate
2678094992323361247621680929278930851938124.32023-01-01 13:55:46
P-1 factors
DateFactorB1B2
2023-01-012678094992323361247621680929278930851958100026359620
History
DateUserTypeResult
2023-01-01tottenhoffF-PM1
Factor: 26780949923233612476216809292789308519 / (P-1, B1=581000, B2=26359620)
2022-05-22TheJudgerNF
no factor from 2^76 to 2^77
2021-07-09TheJudgerNF
no factor from 2^75 to 2^76
2021-07-09TheJudgerNF
no factor from 2^74 to 2^75
2021-04-10GregNF
no factor from 2^73 to 2^74
2020-11-13SRBaseNF
no factor from 2^72 to 2^73
2015-05-22endless_mikeNF
no factor from 2^71 to 2^72
2015-05-18Smok_bmv NF
no factor from 2^70 to 2^71
2015-05-08guruNF
no factor from 2^69 to 2^70
2015-05-06David HruskaNF
no factor from 2^68 to 2^69
2015-04-28David HruskaNF
no factor from 2^67 to 2^68
2014-12-16symalladNF
no factor from 2^66 to 2^67
2012-07-26carlos56NF
no factor from 2^65 to 2^66
2010-10-18RichardNF
no factor from 2^64 to 2^65
2010-05-16subgeniusNF
no factor from 2^63 to 2^64