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
40422211TF
No factors below 273
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2008-03-22Heinz Ulrich Stille50DB115C3F54DC0916006963
Verified2017-03-06Sergey Nosov50DB115C3F54DC0913690228
History
DateUserTypeResult
2019-06-14Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=12
2019-04-04Random GPUsNF
no factor from 2^72 to 2^73
2017-03-06Sergey NosovC-LL
50DB115C3F54DC09
2015-03-29Travis Glenn RussoNF
no factor from 2^71 to 2^72
2014-12-21ChuckNF
no factor from 2^70 to 2^71
2014-12-21ChuckNF
no factor from 2^69 to 2^70
2013-11-03VictordeHollanderNF
no factor from 2^68 to 2^69