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
440000531Factored
FactorDigitsBitsDate
4193487603250977402012168.52016-12-17 13:08:46
History
DateUserTypeResult
2016-12-17ConductorF
Factor: 419348760325097740201 / TF: 68-69
2016-01-04sasakiNF
no factor from 2^66 to 2^68
2014-08-23burnst2_souNF
no factor from 2^65 to 2^66
2011-11-22OS1NF
no factor from 2^64 to 2^65
2010-03-21Architects CubedNF
no factor from 2^63 to 2^64