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

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MnStatusDetails
104055811Factored
FactorDigitsBitsDate
280144684030235403748378389661731101.12021-05-19 02:30:47
P-1 factors
DateFactorB1B2
2021-05-19280144684030235403748378389661776800022510000
History
DateUserTypeResult
2021-05-19ky0urakuF-PM1
Factor: 2801446840302354037483783896617 / (P-1, B1=768000, B2=22510000, E=6)
2021-01-24TheJudgerNF
no factor from 2^75 to 2^76
2021-01-24TheJudgerNF
no factor from 2^74 to 2^75
2019-07-31Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-07-31Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2014-12-23shaugeNF
no factor from 2^71 to 2^72
2014-10-24shaugeNF
no factor from 2^70 to 2^71
2014-10-24shaugeNF
no factor from 2^69 to 2^70
2014-10-24shaugeNF
no factor from 2^68 to 2^69
2014-10-24shaugeNF
no factor from 2^67 to 2^68
2014-10-18ITSNF
no factor from 2^66 to 2^67
2012-05-03Mr-PlonkNF
no factor from 2^65 to 2^66
2010-08-25sasaki3NF
no factor from 2^64 to 2^65
2010-04-17Waldir Walter JuniorNF
no factor from 2^63 to 2^64