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
610247593Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3895218942363886597432168.42016-11-12 09:40:27
History
DateUserTypeResult
2016-11-12NipalF
Factor: 389521894236388659743 / TF: 67-70
2014-01-20sasakiNF
no factor from 2^65 to 2^67