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
238020709Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7547186972760318151272169.42018-05-17 17:23:53
History
DateUserTypeResult
2018-05-17YxinityF
Factor: 754718697276031815127 / TF: 69-70
2018-05-17YxinityNF
no factor from 2^68 to 2^69
2016-10-07DerekNF
no factor from 2^67 to 2^68
2013-12-21riccardo ubertiNF
no factor from 2^66 to 2^67
2013-10-15MucolNF
no factor from 2^65 to 2^66
2011-07-05EPFNF
no factor from 2^64 to 2^65