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
266692681Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
90087837423218322799912272.92020-11-22 11:08:01
History
DateUserTypeResult
2020-11-22Ruslan BorisovF
Factor: 9008783742321832279991 / TF: 72-73
2020-07-07SRBaseNF
no factor from 2^71 to 2^72
2020-05-05SRBaseNF
no factor from 2^70 to 2^71
2019-06-01ANONYMOUSNF
no factor from 2^69 to 2^70
2018-06-26Chabot PrimeNF
no factor from 2^68 to 2^69
2016-09-01XZTNF
no factor from 2^67 to 2^68
2015-12-28Michael BahlenNF
no factor from 2^66 to 2^67
2013-11-26Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-08-21Mr-PlonkNF
no factor from 2^64 to 2^65
2010-03-21Torchwood InstituteNF
no factor from 2^63 to 2^64
2010-03-21Torchwood InstituteNF
no factor from 2^62 to 2^63