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

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MnStatusDetails
126880907Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1423045617964309809532226172786.92024-07-12 15:19:26
P-1 factors
DateFactorB1B2
2024-07-1214230456179643098095322261711050001105000
History
DateUserTypeResult
2024-07-12Luke DurantF-PM1
Factor: 142304561796430980953222617 / (P-1, B1=1105000)
2022-08-06TheJudgerNF
no factor from 2^76 to 2^77
2022-08-06TheJudgerNF
no factor from 2^75 to 2^76
2022-08-04George WoltmanNF
no factor from 2^74 to 2^75
2021-07-11SRBaseNF
no factor from 2^73 to 2^74
2020-11-14SRBaseNF
no factor from 2^72 to 2^73
2015-12-17tmorrowNF
no factor from 2^71 to 2^72
2015-12-01tmorrowNF
no factor from 2^70 to 2^71
2015-11-16Per JessenNF
no factor from 2^69 to 2^70
2015-09-07el groccoNF
no factor from 2^68 to 2^69
2015-08-19Judge HaleNF
no factor from 2^67 to 2^68
2015-01-053astNF
no factor from 2^66 to 2^67
2012-09-23RichardNF
no factor from 2^65 to 2^66
2010-11-04Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-27Mr-PlonkNF
no factor from 2^63 to 2^64