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
610196173Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3942423039031089159132168.42016-11-23 20:49:52
History
DateUserTypeResult
2016-11-23NipalF
Factor: 394242303903108915913 / TF: 67-70
2014-01-19sasakiNF
no factor from 2^65 to 2^67