Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
940009913Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4009831920357305559432168.42016-10-29 06:32:23
History
DateUserTypeResult
2016-10-29ConductorF
Factor: 400983192035730555943 / TF: 68-69
2016-06-18monstNF
no factor from 2^67 to 2^68
2015-01-29AdolfNorNF
no factor from 2^66 to 2^67
2013-06-10ramgeisNF
no factor from 2^65 to 2^66
2010-10-06HBendtzNF
no factor from 2^64 to 2^65
2010-06-28HBendtzNF
no factor from 2^63 to 2^64