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
905284309Factored
FactorDigitsBitsDate
4923908519241242555512168.72017-04-13 14:00:29
History
DateUserTypeResult
2017-04-13ConductorF
Factor: 492390851924124255551 / TF: 68-69
2016-06-20ConductorNF
no factor from 2^67 to 2^68
2015-02-05Gordon SpenceNF
no factor from 2^66 to 2^67
2013-04-25ramgeisNF
no factor from 2^65 to 2^66
2011-11-09lindeeNF
no factor from 2^64 to 2^65
2010-07-12lindedNF
no factor from 2^63 to 2^64