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
43238197TF
No factors below 274
TF target 272
P-1
B1 = 430000
B2 = 2257500
LL
StatusDateUserResidueShift
Verified2008-07-04C. Cooper / S. BooneD9360A753E2B569112739970
Verified2017-11-29Sergey NosovD9360A753E2B569118126289
History
DateUserTypeResult
2020-01-03-Anonymous-NF
no factor from 2^73 to 2^74
2019-09-27-Anonymous-NF
no factor from 2^72 to 2^73
2017-11-29Sergey NosovC-LL
D9360A753E2B5691
2015-10-29AirSquirrelsNF
no factor from 2^71 to 2^72
2015-07-10VictordeHollanderNF
no factor from 2^70 to 2^71
2015-03-26LaurVNF
no factor from 2^69 to 2^70
2014-03-19AxelssonNF
no factor from 2^68 to 2^69