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
38182171TF
No factors below 273
TF target 271
P-1
B1 = 200000
B2 = 4000000
LL
StatusDateUserResidueShift
Verified2004-01-18Doug SemlerFFCF2113412842BD34976632
Verified2016-08-24kkmrkkblmbrbkFFCF2113412842BD29693995
History
DateUserTypeResult
2022-06-26Sid & AndyNF
no factor from 2^72 to 2^73
2018-11-06Architects CubedNF
no factor from 2^71 to 2^72
2016-08-24kkmrkkblmbrbkC-LL
FFCF2113412842BD
2014-11-29krackerNF
no factor from 2^70 to 2^71
2014-10-26HBendtzNF
no factor from 2^69 to 2^70
2013-08-07krackerNF
no factor from 2^68 to 2^69