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
975023261Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
4891945206484871548.82008-06-10 22:03:01
264678729795683998392064.52015-12-27 12:13:33
History
DateUserTypeResult
2015-12-27ConductorF
Factor: 26467872979568399839 / TF: 1-65