Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
61195747TF
No factors below 274
TF target 274
P-1
B1 = 580000
B2 = 12035000
LL
StatusDateUserResidueShift
Verified2014-07-19curtiscF8E7E61369AFFD4760208482
Verified2022-03-21Andrew_andF8E7E61369AFFD4755154842
History
DateUserTypeResult
2022-03-21Andrew_andC-LL
F8E7E61369AFFD47
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2014-07-19curtiscC-LL
F8E7E61369AFFD47
2014-05-30Jerry HallettNF
no factor from 2^73 to 2^74
2013-04-12NesowaNF-PM1
B1=580000, B2=12035000, E=12
2013-01-22BdotNF
no factor from 2^72 to 2^73
2013-01-22BdotNF
no factor from 2^71 to 2^72
2013-01-22BdotNF
no factor from 2^70 to 2^71
2012-03-24ANONYMOUSNF
no factor from 2^69 to 2^70
2009-09-11Per JessenNF
no factor from 2^68 to 2^69
2009-03-11Sturle SundeNF
no factor from 2^67 to 2^68
2009-03-10glennpatNF
no factor from 2^66 to 2^67
2009-03-09James HintzNF
no factor from 2^65 to 2^66
2009-02-04AbadNF
no factor from 2^64 to 2^65
2009-02-02ANONYMOUSNF
no factor from 2^63 to 2^64