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

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MnStatusDetails
281851019Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2274222329424161543692167.62016-11-13 20:40:57
History
DateUserTypeResult
2016-11-13Mikhail E. GolosovF
Factor: 227422232942416154369 / TF: 67-68
2016-01-21LiuQianWeiNF
no factor from 2^66 to 2^67
2013-12-12AJNF
no factor from 2^65 to 2^66
2011-09-18csabaNF
no factor from 2^64 to 2^65
2010-04-09lindedNF
no factor from 2^63 to 2^64
2010-04-09lindedNF
no factor from 2^62 to 2^63