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

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MnStatusDetails
390955109Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4246863627095037555612168.52018-05-21 16:25:19
History
DateUserTypeResult
2018-05-21YxinityF
Factor: 424686362709503755561 / TF: 68-70
2017-02-08XolotlNF
no factor from 2^67 to 2^68
2016-03-24Judge HaleNF
no factor from 2^66 to 2^67
2014-05-11RichardNF
no factor from 2^65 to 2^66
2010-04-30Architects CubedNF
no factor from 2^64 to 2^65