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
25473221TF
No factors below 275
TF target 270
P-1
B1 = 380000
B2 = 380000
LL
StatusDateUserResidueShift
Verified2005-05-12Poul PoulsenF655DF709EC83DB614420085
Verified2011-09-30David CampeauF655DF709EC83DB623717848
History
DateUserTypeResult
2021-10-19TheJudgerNF
no factor from 2^74 to 2^75
2021-09-30TheJudgerNF
no factor from 2^73 to 2^74
2021-08-28TheJudgerNF
no factor from 2^72 to 2^73
2021-08-28TheJudgerNF
no factor from 2^71 to 2^72
2021-06-21mikrNF
no factor from 2^70 to 2^71
2011-09-30David CampeauC-LL
F655DF709EC83DB6
2011-09-20David CampeauNF
no factor from 2^69 to 2^70
2011-09-16David CampeauNF
no factor from 2^68 to 2^69
2011-09-16David CampeauNF
no factor from 2^67 to 2^68