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

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MnStatusDetails
196601567Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1836199214753312572392167.32015-09-15 08:55:19
History
DateUserTypeResult
2015-09-15demfloroF
Factor: 183619921475331257239 / TF: 66-68
2013-07-01KYOJI_KAMEINF
no factor from 2^65 to 2^66
2011-04-23dslNF
no factor from 2^64 to 2^65
2010-08-07Architects CubedNF
no factor from 2^63 to 2^64