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
55043419TF
No factors below 274
TF target 273
P-1
B1 = 545000
B2 = 11717500
LL
StatusDateUserResidueShift
Verified2013-03-29Minoru Sakamoto7FE4290EBEADCA0D37433022
Verified2020-09-05Evgeniy Zavialov7FE4290EBEADCA0D29603043
History
DateUserTypeResult
2020-09-05Evgeniy ZavialovC-LL
7FE4290EBEADCA0D
2019-03-24Mark RoseNF
no factor from 2^73 to 2^74
2016-02-05-Anonymous-NF
no factor from 2^72 to 2^73
2013-03-29Minoru SakamotoC-LL
7FE4290EBEADCA0D
2012-06-10TheJudgerNF-PM1
B1=545000, B2=11717500, E=12
2012-06-08Kevin JagetNF
no factor from 2^71 to 2^72
2011-09-16David CampeauNF
no factor from 2^70 to 2^71
2011-05-27TecmecNF
no factor from 2^69 to 2^70
2011-04-11-Anonymous-NF
no factor from 2^68 to 2^69
2009-07-17PhilipNF
no factor from 2^67 to 2^68
2009-01-04rickNF
no factor from 2^66 to 2^67
2009-01-01rickNF
no factor from 2^65 to 2^66
2008-12-31-Anonymous-NF
no factor from 2^64 to 2^65
2008-07-14-Anonymous-NF
no factor to 2^64