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

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MnStatusDetails
271491137Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1723833491083431938412167.22016-10-25 17:09:21
History
DateUserTypeResult
2016-10-25Mikhail E. GolosovF
Factor: 172383349108343193841 / TF: 67-68
2016-01-05Nice MarmotNF
no factor from 2^66 to 2^67
2013-11-29ANONYMOUSNF
no factor from 2^65 to 2^66
2011-08-30RichardNF
no factor from 2^64 to 2^65
2010-03-28lindedNF
no factor from 2^63 to 2^64
2010-03-28lindedNF
no factor from 2^62 to 2^63