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

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MnStatusDetails
999802931Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
19996058631030.92008-05-05 06:06:49
20856386162693058731960.92015-12-26 16:22:39
History
DateUserTypeResult
2025-03-12mikrNF
no factor from 2^70 to 2^71
2022-04-07James HeinrichF
Factor: 2085638616269305873 / TF: 1-67
2022-04-07James HeinrichF
Factor: 1999605863 / TF: 1-67
2021-12-24LuminescenceNF
no factor from 2^68 to 2^70
2021-12-22ViliamFNF
no factor from 2^67 to 2^68
2015-12-26ConductorF
Factor: 2085638616269305873 / TF: 1-62