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
186423299Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1640036207819144091292167.22016-09-02 07:41:45
History
DateUserTypeResult
2016-09-02NickF
Factor: 164003620781914409129 / TF: 67-68
2015-08-16TraitorNF
no factor from 2^66 to 2^67
2013-05-22sasaki3NF
no factor from 2^65 to 2^66
2011-04-02Lukin DmitryNF
no factor from 2^64 to 2^65
2010-07-29Mark GrantNF
no factor from 2^63 to 2^64