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
683524997Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4416448287279099184312168.62018-06-15 18:26:18
History
DateUserTypeResult
2018-06-15ConductorF
Factor: 441644828727909918431 / TF: 68-69
2016-11-04sasakiNF
no factor from 2^67 to 2^68
2014-07-27sasakiNF
no factor from 2^66 to 2^67
2014-01-31sasakiNF
no factor from 2^65 to 2^66
2012-01-31CandideNF
no factor from 2^64 to 2^65
2010-07-09Architects CubedNF
no factor from 2^63 to 2^64