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
627904757Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6688166908341601842712169.22016-10-10 18:58:38
History
DateUserTypeResult
2016-10-10NipalF
Factor: 668816690834160184271 / TF: 67-70
2014-05-08sasakiNF
no factor from 2^65 to 2^67