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
39205937TF
No factors below 273
TF target 272
P-1
B1 = 455000
B2 = 8872500
LL
StatusDateUserResidueShift
Verified2007-10-29Stephen Grupp27A18BB81384E0F537466711
Verified2016-11-15Sergey Nosov27A18BB81384E0F59472746
History
DateUserTypeResult
2022-05-28Sid & AndyNF
no factor from 2^72 to 2^73
2019-05-10monstNF
no factor from 2^71 to 2^72
2016-11-15Sergey NosovC-LL
27A18BB81384E0F5
2014-12-07XyzzyNF
no factor from 2^70 to 2^71
2014-12-07XyzzyNF
no factor from 2^69 to 2^70
2013-09-20Le ComteNF
no factor from 2^68 to 2^69