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

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MnStatusDetails
684649243Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4194639768424152779512168.52018-06-20 18:29:18
History
DateUserTypeResult
2018-06-20ConductorF
Factor: 419463976842415277951 / TF: 68-69
2016-10-26sasakiNF
no factor from 2^67 to 2^68
2014-08-04sasakiNF
no factor from 2^66 to 2^67
2014-02-04sasakiNF
no factor from 2^65 to 2^66
2012-01-31albin_pouillesNF
no factor from 2^64 to 2^65
2010-07-13Architects CubedNF
no factor from 2^63 to 2^64