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
442004327Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3390375843758897047512168.22016-12-15 17:30:34
History
DateUserTypeResult
2016-12-15ConductorF
Factor: 339037584375889704751 / TF: 68-69
2016-01-07sasakiNF
no factor from 2^66 to 2^68
2014-08-28RichardNF
no factor from 2^65 to 2^66
2011-11-22LookASNF
no factor from 2^64 to 2^65
2010-03-21Architects CubedNF
no factor from 2^63 to 2^64