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
999104257Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
121546707776229771753.42008-06-11 18:52:34
35601975328761353991961.62015-12-25 11:32:37
History
DateUserTypeResult
2025-08-04mikrNF
no factor from 2^71 to 2^72
2025-03-09mikrNF
no factor from 2^69 to 2^71
2022-09-27onlinegameNF
no factor from 2^68 to 2^69
2022-04-07James HeinrichF
Factor: 12154670777622977 / TF: 1-67
2022-04-07James HeinrichF
Factor: 3560197532876135399 / TF: 1-67
2021-12-21ViliamFNF
no factor from 2^67 to 2^68
2015-12-25ConductorF
Factor: 3560197532876135399 / TF: 1-62