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

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MnStatusDetails
977460247Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
156393639531133.92008-05-30 06:20:31
17912712296239748091960.62015-12-23 16:55:42
History
DateUserTypeResult
2025-06-03mikrNF
no factor from 2^68 to 2^71
2015-12-23ConductorF
Factor: 1791271229623974809 / TF: 1-62