Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
809171353Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
308096826369796248218872374.72024-04-04 08:59:16
History
DateUserTypeResult
2025-05-23JurzalF
Factor: 30809682636979624821887 / TF: 74-75
2024-04-04SRBaseF
Factor: 30809682636979624821887 / TF: 74-75*
2022-11-23SRBaseNF
no factor from 2^73 to 2^74
2021-05-31SRBaseNF
no factor from 2^72 to 2^73
2020-10-09SRBaseNF
no factor from 2^71 to 2^72
2020-01-29ATHNF
no factor from 2^70 to 2^71
2016-12-11ramgeisNF
no factor from 2^68 to 2^70
2015-06-13sasakiNF
no factor from 2^67 to 2^68
2014-12-14sasakiNF
no factor from 2^66 to 2^67
2012-02-19sasaki3NF
no factor from 2^65 to 2^66
2012-02-19sasaki3NF
no factor from 2^64 to 2^65
2010-07-16Architects CubedNF
no factor from 2^63 to 2^64