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
679522607Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4239489314845315446172168.52018-05-29 13:10:08
History
DateUserTypeResult
2018-05-29ConductorF
Factor: 423948931484531544617 / TF: 68-69
2016-10-15ANONYMOUSNF
no factor from 2^67 to 2^68
2014-07-20sasakiNF
no factor from 2^66 to 2^67
2014-01-13sasakiNF
no factor from 2^65 to 2^66