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
64258379TF
No factors below 274
TF target 274
P-1
B1 = 575000
B2 = 11212500
LL
StatusDateUserResidueShift
Verified2014-09-24curtisc5164EB187E827B4422283459
Verified2022-10-19Egor K5164EB187E827B4427796513
History
DateUserTypeResult
2022-10-19Egor KC-LL
5164EB187E827B44
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-09-24curtiscC-LL
5164EB187E827B44
2013-12-09BdotNF-PM1
B1=575000, B2=11212500, E=6
2013-10-27TheJudgerNF
no factor from 2^73 to 2^74
2013-10-27TheJudgerNF
no factor from 2^72 to 2^73
2013-09-10Risto A. PajuNF
no factor from 2^71 to 2^72
2012-06-08duklaNF
no factor from 2^70 to 2^71
2012-04-14tmorrowNF
no factor from 2^69 to 2^70
2009-09-18Sturle SundeNF
no factor from 2^68 to 2^69
2009-03-18David BarleyNF
no factor from 2^67 to 2^68
2009-03-16RafałNF
no factor from 2^66 to 2^67
2009-03-11-Anonymous-NF
no factor from 2^65 to 2^66
2009-03-10Charles SpaltonNF
no factor from 2^64 to 2^65
2009-03-07-Anonymous-NF
no factor from 2^63 to 2^64