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

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MnStatusDetails
195173441Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
22026431982655384319112270.92016-11-28 18:38:55
History
DateUserTypeResult
2016-11-28Sergey NosovF
Factor: 2202643198265538431911 / TF: 68-72*
2016-08-12kevshawNF
no factor from 2^67 to 2^68
2015-09-10SummyNF
no factor from 2^66 to 2^67
2013-06-23gucsNF
no factor from 2^65 to 2^66
2011-04-21EPFNF
no factor from 2^64 to 2^65
2010-08-06subgeniusNF
no factor from 2^63 to 2^64