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

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MnStatusDetails
276213121Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2144452023377889306232167.52016-11-03 10:59:38
History
DateUserTypeResult
2016-11-03Mikhail E. GolosovF
Factor: 214445202337788930623 / TF: 67-68
2016-01-12vwflat4NF
no factor from 2^66 to 2^67
2013-12-05ANONYMOUSNF
no factor from 2^65 to 2^66
2011-09-07RichardNF
no factor from 2^64 to 2^65
2010-04-02subgeniusNF
no factor from 2^63 to 2^64
2010-04-02subgeniusNF
no factor from 2^62 to 2^63