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
669334219Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3927759109915024421532168.42018-03-18 13:42:44
History
DateUserTypeResult
2018-03-18ConductorF
Factor: 392775910991502442153 / TF: 68-69
2017-02-05NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-06-01sasakiNF
no factor from 2^66 to 2^67
2012-04-17laleraNF
no factor from 2^65 to 2^66
2011-10-12laleraNF
no factor from 2^64 to 2^65
2010-06-08Architects CubedNF
no factor from 2^63 to 2^64