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

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MnStatusDetails
169758467Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4725139472550494594232168.72016-10-06 00:29:37
History
DateUserTypeResult
2016-10-06Sergey NosovF
Factor: 472513947255049459423 / TF: 68-72*
2016-03-21XZTNF
no factor from 2^67 to 2^68
2015-06-11SADMASTERNF
no factor from 2^66 to 2^67
2013-03-27KayJongsmaNF
no factor from 2^65 to 2^66
2011-02-20tscNF
no factor from 2^64 to 2^65
2010-07-09Charles A. MorrisNF
no factor from 2^63 to 2^64