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
684450551Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3953592479397873152812168.42018-06-19 20:07:14
History
DateUserTypeResult
2018-06-19ConductorF
Factor: 395359247939787315281 / 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
2014-02-02sasakiNF
no factor from 2^65 to 2^66
2012-01-31sasaki3NF
no factor from 2^64 to 2^65
2010-07-13Architects CubedNF
no factor from 2^63 to 2^64