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

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MnStatusDetails
152840827Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5403820980302235907951259502333732105.42025-01-18 15:40:45
P-1 factors
DateFactorB1B2
2025-01-185403820980302235907951259502333712480001248000
History
DateUserTypeResult
2025-01-18JohnnyBGoodF-PM1
Factor: 54038209803022359079512595023337 / (P-1, B1=1248000)
2025-01-08JurzalNF
no factor from 2^76 to 2^77
2024-08-07SRBaseNF
no factor from 2^75 to 2^76
2023-02-11SRBaseNF
no factor from 2^74 to 2^75
2021-11-14SRBaseNF
no factor from 2^73 to 2^74
2017-06-02SRS TechnologyNF
no factor from 2^72 to 2^73
2017-06-02SRS TechnologyNF
no factor from 2^71 to 2^72
2017-06-02SRS TechnologyNF
no factor from 2^70 to 2^71
2017-04-21La GüiraNF
no factor from 2^69 to 2^70
2017-02-28ANONYMOUSNF
no factor from 2^68 to 2^69
2016-04-24Mr-PlonkNF
no factor from 2^67 to 2^68
2015-04-02ANONYMOUSNF
no factor from 2^66 to 2^67
2013-01-24OS1NF
no factor from 2^65 to 2^66
2011-01-18Gordon SpenceNF
no factor from 2^64 to 2^65
2010-07-071997rj7NF
no factor from 2^63 to 2^64