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
975140317Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
15055269657930455111960.42009-11-26 16:39:25
262738508307815652412064.52015-12-30 15:14:33
History
DateUserTypeResult
2015-12-30ConductorF
Factor: 26273850830781565241 / TF: 1-65