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
151305953Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
38015395040097191326792271.72017-07-31 20:58:20
History
DateUserTypeResult
2024-05-06GregNF
no factor from 2^68 to 2^69
2017-07-31Sergey NosovF
Factor: 3801539504009719132679 / TF: 69-72*
2016-07-20Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-18Mr-PlonkNF
no factor from 2^67 to 2^68
2015-03-23vwflat4NF
no factor from 2^66 to 2^67
2013-01-18sasaki3NF
no factor from 2^65 to 2^66
2011-01-14Architects CubedNF
no factor from 2^64 to 2^65
2010-06-23sasaki3NF
no factor from 2^63 to 2^64