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
977985731Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
1099901432226471546.62008-06-02 05:27:19
16330061583059261111960.52015-12-29 08:56:25
History
DateUserTypeResult
2015-12-29ConductorF
Factor: 1633006158305926111 / TF: 1-62