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
619598743Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3162733801935316749432168.12016-09-28 04:14:27
History
DateUserTypeResult
2016-09-28NipalF
Factor: 316273380193531674943 / TF: 67-70
2014-03-15sasakiNF
no factor from 2^65 to 2^67