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
47862257Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1366760395901470512490492476.92011-04-12 20:30:42
History
DateUserTypeResult
2011-04-12Jack The RipperF-PM1
Factor: 136676039590147051249049