Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
999263261Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
43068246549111342.02008-05-05 05:19:35
263188016164497671754.52014-11-30 12:09:48
29115102753438856811961.32015-12-25 15:51:45
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: 2911510275343885681 / TF: 1-67
2022-04-07James HeinrichF
Factor: 4306824654911 / TF: 1-67
2022-04-07James HeinrichF
Factor: 26318801616449767 / TF: 1-67
2021-12-21ViliamFNF
no factor from 2^67 to 2^68
2015-12-25ConductorF
Factor: 2911510275343885681 / TF: 1-62
2014-11-30TJAOIF
Factor: 26318801616449767 / TF: 54-55