Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
151036129Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2498602068960889201935912477.72025-09-15 19:40:49
History
DateUserTypeResult
2025-09-15RichardF
Factor: 249860206896088920193591 / TF: 77-78
2025-02-16ResolverNF
no factor from 2^76 to 2^77
2024-11-30Ryan PropperNF-PM1
B1=921000, B2=94593870
2024-08-01SRBaseNF
no factor from 2^75 to 2^76
2024-05-06GregNF
no factor from 2^68 to 2^69
2022-11-23BorekNF
no factor from 2^74 to 2^75
2021-11-14SRBaseNF
no factor from 2^73 to 2^74
2018-01-30Choi4KANGNF
no factor from 2^69 to 2^70
2017-10-02Ilya AlexandrovNF
no factor from 2^72 to 2^73
2017-10-01Ilya AlexandrovNF
no factor from 2^71 to 2^72
2017-10-01Ilya AlexandrovNF
no factor from 2^70 to 2^71
2017-10-01Ilya AlexandrovNF
no factor from 2^69 to 2^70
2016-07-12Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-18daniel horacioNF
no factor from 2^67 to 2^68
2014-08-23Preben SNF
no factor from 2^66 to 2^67
2013-01-16GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-01-15RichardNF
no factor from 2^64 to 2^65
2010-06-22Mr-PlonkNF
no factor from 2^63 to 2^64