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
977888419Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
2614110879439191547.92008-06-02 05:26:11
24891191374994391651.12014-06-18 11:43:19
41218511230158394011961.82015-12-29 08:32:16
History
DateUserTypeResult
2015-12-29ConductorF
Factor: 4121851123015839401 / TF: 1-62
2014-06-18TJAOIF
Factor: 2489119137499439