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
63986171TF
No factors below 275
TF target 274
P-1
B1 = 580000
B2 = 12870000
LL
StatusDateUserResidueShift
Verified2014-11-05curtisc2889EF9E9CC8BC1F33108753
Verified2023-03-11Sergey Nosov2889EF9E9CC8BC1F753001
History
DateUserTypeResult
2023-03-11Sergey NosovC-LL
2889EF9E9CC8BC1F
2019-03-16Sid & AndyNF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^59 to 2^63
2014-11-05curtiscC-LL
2889EF9E9CC8BC1F
2013-09-07NumberwangNF-PM1
B1=580000, B2=12870000, e=2
2013-09-06ktonyNF
no factor from 2^73 to 2^74
2013-09-06ktonyNF
no factor from 2^72 to 2^73
2013-08-13RichD0NF
no factor from 2^71 to 2^72
2012-09-07PhildeferNF
no factor from 2^70 to 2^71
2012-01-05David BarleyNF
no factor from 2^69 to 2^70
2009-12-03GrunwalderGIMPNF
no factor from 2^68 to 2^69
2009-12-01GrunwalderGIMPNF
no factor from 2^67 to 2^68
2009-11-30Chrispy BongoNF
no factor from 2^66 to 2^67
2009-11-11-Anonymous-NF
no factor from 2^65 to 2^66
2009-09-10Razor_FX_IINF
no factor from 2^64 to 2^65
2009-02-19Wojciech FlorekNF
no factor from 2^63 to 2^64