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
50787001TF
No factors below 274
TF target 273
P-1
B1 = 615000
B2 = 20448750
LL
StatusDateUserResidueShift
Verified2011-05-14Jack The Ripper1817C79DC189F2A739751562
Verified2020-03-15Sergey Nosov1817C79DC189F2A726873223
History
DateUserTypeResult
2020-03-15Sergey NosovC-LL
1817C79DC189F2A7
2019-06-02TheJudgerNF
no factor from 2^73 to 2^74
2016-01-08AirSquirrelsNF
no factor from 2^72 to 2^73
2015-11-10Sid & AndyNF
no factor from 2^71 to 2^72
2015-06-27Mark RoseNF
no factor from 2^70 to 2^71
2015-01-19monstNF
no factor from 2^69 to 2^70
2011-05-14Jack The RipperC-LL
1817C79DC189F2A7
2009-04-07jfarekNF
no factor from 2^68 to 2^69
2009-04-04jfarekNF
no factor from 2^67 to 2^68
2009-04-02helicomNF-PM1
B1=615000, B2=20448750
2009-02-24arnaudNF
no factor from 2^66 to 2^67
2008-11-26Sturle SundeNF
no factor from 2^65 to 2^66
2008-11-26Sturle SundeNF
no factor from 2^64 to 2^65
2008-09-06DerekNF
no factor to 2^64