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

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MnStatusDetails
117236921Factored
FactorDigitsBitsDate
1863558202593475914336492477.32023-09-17 06:19:49
P-1 factors
DateFactorB1B2
2023-09-17186355820259347591433649590000590000
History
DateUserTypeResult
2023-09-17Sergey NosovF-PM1
Factor: 186355820259347591433649 / (P-1, B1=590000)
2022-05-08TheJudgerNF
no factor from 2^76 to 2^77
2021-06-30TheJudgerNF
no factor from 2^75 to 2^76
2021-01-16hktNF
no factor from 2^74 to 2^75
2020-02-13Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2020-02-13Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-09-09sevaNF
no factor from 2^71 to 2^72
2015-09-06Andreas_TruetschNF
no factor from 2^70 to 2^71
2015-09-04-Anonymous-NF
no factor from 2^69 to 2^70
2015-09-03ANONYMOUSNF
no factor from 2^68 to 2^69
2015-09-02ANONYMOUSNF
no factor from 2^67 to 2^68
2014-12-07MattNF
no factor from 2^66 to 2^67
2012-07-04sasaki3NF
no factor from 2^65 to 2^66
2010-10-10oilwarzonedotcomNF
no factor from 2^64 to 2^65
2010-05-11Torchwood InstituteNF
no factor from 2^63 to 2^64