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

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MnStatusDetails
999471959Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
3867796565816571548.52008-06-11 20:07:12
44854108378600366311962.02015-12-25 18:43:21
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: 4485410837860036631 / TF: 1-67
2022-04-07James HeinrichF
Factor: 386779656581657 / TF: 1-67
2021-12-22ViliamFNF
no factor from 2^67 to 2^68
2015-12-25ConductorF
Factor: 4485410837860036631 / TF: 1-62