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

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MnStatusDetails
999217199Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
3730757271562331548.42008-06-11 19:22:05
18755291477253823371960.72015-12-25 15:41:53
History
DateUserTypeResult
2025-03-10mikrNF
no factor from 2^69 to 2^71
2022-09-27onlinegameNF
no factor from 2^68 to 2^69
2022-04-07James HeinrichF
Factor: 1875529147725382337 / TF: 1-67
2022-04-07James HeinrichF
Factor: 373075727156233 / TF: 1-67
2021-12-21ViliamFNF
no factor from 2^67 to 2^68
2015-12-25ConductorF
Factor: 1875529147725382337 / TF: 1-62