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
975155023Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
239391216161379671754.42008-06-10 21:47:45
22609232812160817371961.02015-12-30 15:19:00
History
DateUserTypeResult
2015-12-30ConductorF
Factor: 2260923281216081737 / TF: 1-65