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
186582161Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
41854661779677364183132271.82019-06-11 05:00:40
History
DateUserTypeResult
2019-06-11Samuel SchmidtF
Factor: 4185466177967736418313 / TF: 71-72
2018-12-06ZenghuiNF
no factor from 2^70 to 2^71
2018-10-29Chabot PrimeNF
no factor from 2^69 to 2^70
2017-07-07Kendall PerryNF
no factor from 2^68 to 2^69
2016-07-22tscNF
no factor from 2^67 to 2^68
2015-08-16ANONYMOUSNF
no factor from 2^66 to 2^67
2013-05-23Lukin DmitryNF
no factor from 2^65 to 2^66
2011-04-02Mr-PlonkNF
no factor from 2^64 to 2^65
2010-07-29RichardNF
no factor from 2^63 to 2^64