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

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MnStatusDetails
312650153Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9962504876560455685992169.82019-03-04 15:35:00
History
DateUserTypeResult
2019-03-04ConductorF
Factor: 996250487656045568599 / TF: 69-70
2018-08-02Chabot PrimeNF
no factor from 2^68 to 2^69
2016-12-14BrionHNF
no factor from 2^67 to 2^68
2016-02-23Oscar R. Araiza BravoNF
no factor from 2^66 to 2^67
2014-01-19tscNF
no factor from 2^65 to 2^66
2011-10-27RichardNF
no factor from 2^64 to 2^65