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

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MnStatusDetails
999531817Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
639700362891135.92008-05-05 05:40:52
18890609435130095291960.72015-12-25 20:52:15
History
DateUserTypeResult
2025-03-11mikrNF
no factor from 2^69 to 2^71
2022-09-27onlinegameNF
no factor from 2^68 to 2^69
2022-04-07James HeinrichF
Factor: 1889060943513009529 / TF: 1-67
2022-04-07James HeinrichF
Factor: 63970036289 / TF: 1-67
2021-12-22ViliamFNF
no factor from 2^67 to 2^68
2015-12-25ConductorF
Factor: 1889060943513009529 / TF: 1-62