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
694493159Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3916819933919258379832168.42017-07-03 18:39:01
History
DateUserTypeResult
2017-07-03ConductorF
Factor: 391681993391925837983 / TF: 68-69
2014-08-27sasakiNF
no factor from 2^66 to 2^68
2013-12-08sasakiNF
no factor from 2^65 to 2^66
2012-02-06oodairaNF
no factor from 2^64 to 2^65
2010-07-14Architects CubedNF
no factor from 2^63 to 2^64