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
249046121Factored
FactorDigitsBitsDate
1604311522030263379992167.12016-10-21 06:09:20
History
DateUserTypeResult
2016-10-21Mikhail E. GolosovF
Factor: 160431152203026337999 / TF: 67-68
2015-12-14WileECoyoteNF
no factor from 2^66 to 2^67
2013-10-31KayJongsmaNF
no factor from 2^65 to 2^66
2011-07-24sasaki3NF
no factor from 2^64 to 2^65