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
684427439Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5632511619226579051432168.92018-06-19 16:31:28
History
DateUserTypeResult
2018-06-19ConductorF
Factor: 563251161922657905143 / TF: 68-69
2016-10-24sasakiNF
no factor from 2^67 to 2^68
2014-08-04sasakiNF
no factor from 2^66 to 2^67
2014-02-03sasakiNF
no factor from 2^65 to 2^66
2012-01-31tscNF
no factor from 2^64 to 2^65
2010-07-12Architects CubedNF
no factor from 2^63 to 2^64