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

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MnStatusDetails
243252941Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2892434155687994564812168.02016-10-10 02:34:12
History
DateUserTypeResult
2016-10-10Mikhail E. GolosovF
Factor: 289243415568799456481 / TF: 67-68
2015-12-10RichardNF
no factor from 2^66 to 2^67
2013-11-01Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-07-14Torchwood InstituteNF
no factor from 2^64 to 2^65