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
999796261Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
59987775671032.52008-05-05 06:06:14
153462087416326971753.82014-10-12 11:06:09
40784864199245328971961.82015-12-26 16:20:05
History
DateUserTypeResult
2025-03-12mikrNF
no factor from 2^69 to 2^71
2022-07-21onlinegameNF
no factor from 2^68 to 2^69
2022-04-07James HeinrichF
Factor: 4078486419924532897 / TF: 1-67
2022-04-07James HeinrichF
Factor: 15346208741632697 / TF: 1-67
2022-04-07James HeinrichF
Factor: 5998777567 / TF: 1-67
2021-12-22ViliamFNF
no factor from 2^67 to 2^68
2015-12-26ConductorF
Factor: 4078486419924532897 / TF: 1-62
2014-10-12TJAOIF
Factor: 15346208741632697 / TF: 53-54