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
975715423Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
156114467691133.92008-06-01 00:30:19
30985214957135270331961.42015-12-30 20:06:06
History
DateUserTypeResult
2015-12-30ConductorF
Factor: 3098521495713527033 / TF: 1-62