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

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MnStatusDetails
104543267Factored
FactorDigitsBitsDate
42693984980555688298248892581.82021-07-04 20:48:53
P-1 factors
DateFactorB1B2
2021-07-04426939849805556882982488987000017835000
History
DateUserTypeResult
2021-07-04Smok_bmv F-PM1
Factor: 4269398498055568829824889 / (P-1, B1=870000, B2=17835000)
2021-02-28DRobinsonPENF
no factor from 2^75 to 2^76
2021-02-27lobsterfordinnerNF
no factor from 2^74 to 2^75
2020-03-31SRBaseNF
no factor from 2^73 to 2^74
2019-12-03CGHNF
no factor from 2^72 to 2^73
2015-01-17ITSNF
no factor from 2^71 to 2^72
2014-10-20Earle LoweNF
no factor from 2^70 to 2^71
2014-10-17Earle LoweNF
no factor from 2^69 to 2^70
2014-10-16Earle LoweNF
no factor from 2^68 to 2^69
2014-10-15Earle LoweNF
no factor from 2^67 to 2^68
2014-10-14Earle LoweNF
no factor from 2^66 to 2^67
2012-05-05OS1NF
no factor from 2^65 to 2^66
2010-08-27Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-18sasaki3NF
no factor from 2^63 to 2^64