Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
118854319Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
673173163875520126748823002472995.82023-08-11 02:31:30
P-1 factors
DateFactorB1B2
2023-08-116731731638755201267488230024758200025945000
History
DateUserTypeResult
2024-05-06GregNF
no factor from 2^71 to 2^72
2023-08-11ky0urakuF-PM1
Factor: 67317316387552012674882300247 / (P-1, B1=582000, B2=25945000)
2022-05-12TheJudgerNF
no factor from 2^76 to 2^77
2021-06-18KrieselNF
no factor from 2^75 to 2^76
2021-05-18DasDanielNF
no factor from 2^74 to 2^75
2019-06-01Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2017-11-27snme2pm1NF
no factor from 2^72 to 2^73
2015-07-17Josh FamestadNF
no factor from 2^71 to 2^72
2015-03-03snme2pm1NF
no factor from 2^70 to 2^71
2014-10-02snme2pm1NF
no factor from 2^69 to 2^70
2014-10-02snme2pm1NF
no factor from 2^68 to 2^69
2014-07-10snme2pm1NF
no factor from 2^67 to 2^68
2014-06-19snme2pm1NF
no factor from 2^66 to 2^67
2012-07-22RichardNF
no factor from 2^65 to 2^66
2010-10-15Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-14sasaki3NF
no factor from 2^63 to 2^64