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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Exponent Range:










MnStatusDetails
62890831TF
No factors below 275
TF target 274
P-1
B1 = 565000
B2 = 12006250
LL
StatusDateUserResidueShift
Verified2015-12-17Mihai PredaAA75B7265A4B8A2811796017
Verified2022-11-17Sergey NosovAA75B7265A4B8A2857756044
History
DateUserTypeResult
2022-11-17Sergey NosovC-LL
AA75B7265A4B8A28
2019-03-05Sid & AndyNF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^59 to 2^63
2015-12-17Mihai PredaC-LL
AA75B7265A4B8A28
2013-08-26owftheevilNF-PM1
B1=565000, B2=12006250, e=2
2013-08-16TheJudgerNF
no factor from 2^73 to 2^74
2013-04-02bcp19NF
no factor from 2^72 to 2^73
2013-04-01bcp19NF
no factor from 2^71 to 2^72
2012-09-07Bold_SeekerNF
no factor from 2^70 to 2^71
2012-01-03wuxiaoNF
no factor from 2^69 to 2^70
2009-10-15tromcNF
no factor from 2^68 to 2^69
2009-02-24Mads JohansenNF
no factor from 2^67 to 2^68
2009-02-22Harri JärviNF
no factor from 2^66 to 2^67
2009-02-22WorknPlayNF
no factor from 2^65 to 2^66
2009-02-21ZachariassenNF
no factor from 2^64 to 2^65
2009-02-02Wojciech FlorekNF
no factor from 2^63 to 2^64