Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
207311837Factored
FactorDigitsBitsDate
1395583836978692094072166.92015-10-21 14:18:10
History
DateUserTypeResult
2015-10-21ConductorF
Factor: 139558383697869209407 / TF: 66-67
2013-08-06RichardNF
no factor from 2^65 to 2^66
2011-05-11vapaddyNF
no factor from 2^64 to 2^65