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
66672163TF
No factors below 276
TF target 274
P-1
B1 = 600000
B2 = 12000000
LL
StatusDateUserResidueShift
Verified2014-09-01yphysics9AC72C309D4F9E9947040336
Verified2023-12-14Sergei Kozelko9AC72C309D4F9E9917650727
History
DateUserTypeResult
2023-12-14Sergei KozelkoC-LL
9AC72C309D4F9E99
2023-11-11ANONYMOUSNF
no factor from 2^75 to 2^76
2021-09-15mikrNF
no factor from 2^74 to 2^75
2014-09-01yphysicsC-LL
9AC72C309D4F9E99
2014-04-06TheJudgerNF-PM1
B1=600000, B2=12000000, E=6
2014-03-28BdotNF
no factor from 2^73 to 2^74
2014-03-23TheJudgerNF
no factor from 2^72 to 2^73
2014-03-23TheJudgerNF
no factor from 2^71 to 2^72
2013-05-01brianjslatteryNF
no factor from 2^70 to 2^71
2012-02-14Andre.DemeshinNF
no factor from 2^69 to 2^70
2010-05-20arnaudNF
no factor from 2^68 to 2^69
2010-05-16arnaudNF
no factor from 2^67 to 2^68
2010-05-12G-ManNF
no factor from 2^66 to 2^67
2009-03-29Sturle SundeNF
no factor from 2^65 to 2^66
2009-03-28Griffin BurghNF
no factor from 2^64 to 2^65
2009-02-231997rj7NF
no factor to 2^64