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

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MnStatusDetails
118291037Factored
FactorDigitsBitsDate
403281863581465098835980231772995.02022-12-23 22:32:02
P-1 factors
DateFactorB1B2
2022-12-23403281863581465098835980231772000000553218120
History
DateUserTypeResult
2022-12-23Mihai PredaF-PM1
Factor: 40328186358146509883598023177 / (P-1, B1=2000000, B2=553218120)
2022-05-10TheJudgerNF
no factor from 2^76 to 2^77
2021-07-04TheJudgerNF
no factor from 2^75 to 2^76
2021-03-27hktNF
no factor from 2^74 to 2^75
2019-08-12Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2016-07-11snme2pm1NF
no factor from 2^72 to 2^73
2015-10-02snme2pm1NF
no factor from 2^71 to 2^72
2014-11-13snme2pm1NF
no factor from 2^70 to 2^71
2014-07-22snme2pm1NF
no factor from 2^69 to 2^70
2014-07-04snme2pm1NF
no factor from 2^68 to 2^69
2014-05-26snme2pm1NF
no factor from 2^66 to 2^68
2012-07-13sasaki3NF
no factor from 2^65 to 2^66
2010-10-13Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-13G-ManNF
no factor from 2^63 to 2^64