Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
619389311Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6648079948272846132232169.22016-09-26 06:16:39
History
DateUserTypeResult
2016-09-26NipalF
Factor: 664807994827284613223 / TF: 67-70
2014-03-10sasakiNF
no factor from 2^65 to 2^67