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
151324997Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15772682830679925860812270.42017-08-06 02:28:45
History
DateUserTypeResult
2024-05-06GregNF
no factor from 2^68 to 2^69
2017-08-06Sergey NosovF
Factor: 1577268283067992586081 / TF: 69-72*
2016-07-20Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-26RDbrvnNF
no factor from 2^67 to 2^68
2015-04-01RichardNF
no factor from 2^66 to 2^67
2013-01-17OS1NF
no factor from 2^65 to 2^66
2011-01-14AliNF
no factor from 2^64 to 2^65
2010-06-23Torchwood InstituteNF
no factor from 2^63 to 2^64