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

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MnStatusDetails
279432731Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2098092635443659415372167.52016-11-09 05:06:13
History
DateUserTypeResult
2016-11-09Mikhail E. GolosovF
Factor: 209809263544365941537 / TF: 67-68
2016-01-17subgeniusNF
no factor from 2^66 to 2^67
2013-12-11sasakiNF
no factor from 2^65 to 2^66
2011-09-12OS1NF
no factor from 2^64 to 2^65
2010-04-09RichardNF
no factor from 2^63 to 2^64
2010-04-09RichardNF
no factor from 2^62 to 2^63