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
699250637Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3289135754598729126312168.22017-06-26 16:28:33
History
DateUserTypeResult
2017-06-26ConductorF
Factor: 328913575459872912631 / TF: 68-69
2014-12-03sasakiNF
no factor from 2^66 to 2^68
2013-09-22sasakiNF
no factor from 2^65 to 2^66
2012-01-21laleraNF
no factor from 2^64 to 2^65
2010-07-14Architects CubedNF
no factor from 2^63 to 2^64