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
239696089Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1727307577813788728392167.22016-10-08 15:03:43
History
DateUserTypeResult
2016-10-08Mikhail E. GolosovF
Factor: 172730757781378872839 / TF: 67-68
2015-11-29ANONYMOUSNF
no factor from 2^66 to 2^67
2013-10-18subgeniusNF
no factor from 2^65 to 2^66
2011-07-08sannerud.comNF
no factor from 2^64 to 2^65