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

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MnStatusDetails
209061757Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4484516613003576016572168.62016-11-04 13:56:48
History
DateUserTypeResult
2016-11-04ConductorF
Factor: 448451661300357601657 / TF: 68-69
2016-09-05DerekNF
no factor from 2^67 to 2^68
2015-10-11Mr-PlonkNF
no factor from 2^66 to 2^67
2013-08-08MucolNF
no factor from 2^65 to 2^66
2011-05-17JonStrandNF
no factor from 2^64 to 2^65