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

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MnStatusDetails
999673699Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
419862953591135.32008-05-05 05:51:42
21281759174041384311960.92015-12-26 10:27:43
History
DateUserTypeResult
2025-03-11mikrNF
no factor from 2^69 to 2^71
2022-08-14onlinegameNF
no factor from 2^68 to 2^69
2022-04-07James HeinrichF
Factor: 2128175917404138431 / TF: 1-67
2022-04-07James HeinrichF
Factor: 41986295359 / TF: 1-67
2021-12-22ViliamFNF
no factor from 2^67 to 2^68
2015-12-26ConductorF
Factor: 2128175917404138431 / TF: 1-62