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

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MnStatusDetails
119870567Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
10712608731837361701504312579.82023-02-24 08:25:24
P-1 factors
DateFactorB1B2
2023-02-24107126087318373617015043159500010710000
History
DateUserTypeResult
2023-02-24Smok_bmv F-PM1
Factor: 1071260873183736170150431 / (P-1, B1=595000, B2=10710000)
2022-05-22TheJudgerNF
no factor from 2^76 to 2^77
2021-07-10TheJudgerNF
no factor from 2^75 to 2^76
2021-07-10TheJudgerNF
no factor from 2^74 to 2^75
2021-05-01FlaukrotistNF
no factor from 2^73 to 2^74
2020-08-08tscNF
no factor from 2^72 to 2^73
2015-05-18vats09NF
no factor from 2^71 to 2^72
2015-05-10Mihai PredaNF
no factor from 2^70 to 2^71
2015-05-04Mihai PredaNF
no factor from 2^69 to 2^70
2015-04-25Mihai PredaNF
no factor from 2^68 to 2^69
2015-04-14Mihai PredaNF
no factor from 2^67 to 2^68
2014-12-18Jan KuipersNF
no factor from 2^66 to 2^67
2012-08-03RichardNF
no factor from 2^65 to 2^66
2010-10-19RichardNF
no factor from 2^64 to 2^65
2010-05-16G-ManNF
no factor from 2^63 to 2^64