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
312651503Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6446764988420944104072169.12019-03-04 15:35:02
History
DateUserTypeResult
2019-03-04ConductorF
Factor: 644676498842094410407 / TF: 69-70
2018-08-02ANONYMOUSNF
no factor from 2^68 to 2^69
2016-12-13XolotlNF
no factor from 2^67 to 2^68
2016-02-23rubikvn2100NF
no factor from 2^66 to 2^67
2014-01-19HBendtzNF
no factor from 2^65 to 2^66
2011-10-26tscNF
no factor from 2^64 to 2^65