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
619757051Factored
FactorDigitsBitsDate
6639793513805936278312169.22016-09-20 16:55:04
History
DateUserTypeResult
2016-09-20NipalF
Factor: 663979351380593627831 / TF: 67-70
2014-03-11sasakiNF
no factor from 2^65 to 2^67