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
977797291Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
96782375863191343.12008-06-02 05:25:06
211380218368391444.32008-06-02 05:25:06
15277476985121062971960.42015-12-23 19:50:51
History
DateUserTypeResult
2025-05-05yuriy5-1NF
no factor from 2^68 to 2^69
2015-12-23ConductorF
Factor: 1527747698512106297 / TF: 1-62