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
195177883Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
37521621842565184039932271.72016-12-02 01:49:31
History
DateUserTypeResult
2016-12-02Sergey NosovF
Factor: 3752162184256518403993 / TF: 68-72*
2016-08-12Mr-PlonkNF
no factor from 2^67 to 2^68
2015-09-11tscNF
no factor from 2^66 to 2^67
2013-06-23KayJongsmaNF
no factor from 2^65 to 2^66
2011-04-20OS1NF
no factor from 2^64 to 2^65
2010-08-06lindedNF
no factor from 2^63 to 2^64