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
40494607TF
No factors below 273
TF target 272
P-1
B1 = 390000
B2 = 2047500
LL
StatusDateUserResidueShift
Verified2007-12-03C. Cooper / S. Boone9A9921356FA355A814030611
Verified2017-03-30Alexander Dubrovin9A9921356FA355A88490679
History
DateUserTypeResult
2022-04-15Sid & AndyNF
no factor from 2^72 to 2^73
2017-03-30Alexander DubrovinC-LL
9A9921356FA355A8
2015-04-12Gordon SpenceNF
no factor from 2^71 to 2^72
2014-12-24NickOfTimeNF
no factor from 2^70 to 2^71
2014-12-24NickOfTimeNF
no factor from 2^69 to 2^70
2012-11-08Carsten KossendeyNF
no factor from 2^68 to 2^69