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

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MnStatusDetails
120233189Factored
FactorDigitsBitsDate
49443190109677047903929171512892.02023-11-23 01:48:29
P-1 factors
DateFactorB1B2
2023-11-234944319010967704790392917151584000584000
History
DateUserTypeResult
2023-11-23Smok_bmv F-PM1
Factor: 4944319010967704790392917151 / (P-1, B1=584000)
2022-06-08DRobinsonPENF
no factor from 2^76 to 2^77
2021-07-11TheJudgerNF
no factor from 2^75 to 2^76
2021-07-11TheJudgerNF
no factor from 2^74 to 2^75
2021-05-31FlaukrotistNF
no factor from 2^73 to 2^74
2020-10-20SRBaseNF
no factor from 2^72 to 2^73
2016-01-15DerekNF
no factor from 2^71 to 2^72
2016-01-15DerekNF
no factor from 2^70 to 2^71
2015-11-12el groccoNF
no factor from 2^69 to 2^70
2015-05-10Mihai PredaNF
no factor from 2^68 to 2^69
2015-01-09caddrNF
no factor from 2^67 to 2^68
2013-04-11E.LechnerNF
no factor from 2^66 to 2^67
2012-08-03KYOJI_KAMEINF
no factor from 2^65 to 2^66
2010-10-18Thomas StorkNF
no factor from 2^64 to 2^65
2010-05-22RichardNF
no factor from 2^63 to 2^64