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
912501631Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7126052523073990117612169.32017-12-09 06:50:23
History
DateUserTypeResult
2017-12-09ConductorF
Factor: 712605252307399011761 / TF: 69-70
2017-02-25sasakiNF
no factor from 2^68 to 2^69
2016-05-26ConductorNF
no factor from 2^67 to 2^68
2015-11-28ConductorNF
no factor from 2^66 to 2^67
2013-05-01america64NF
no factor from 2^65 to 2^66
2011-10-27lindedNF
no factor from 2^64 to 2^65
2010-07-26lindedNF
no factor from 2^63 to 2^64