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
51970837TF
No factors below 274
TF target 273
P-1
B1 = 495000
B2 = 8662500
LL
StatusDateUserResidueShift
Verified2012-12-02RaakaReiska6E5DF657DDE69A5E15940326
Verified2020-05-02Sergey Nosov6E5DF657DDE69A5E41141556
History
DateUserTypeResult
2020-05-02Sergey NosovC-LL
6E5DF657DDE69A5E
2019-06-14lobsterfordinnerNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2016-01-09AirSquirrelsNF
no factor from 2^72 to 2^73
2012-12-02RaakaReiskaC-LL
6E5DF657DDE69A5E
2012-03-25GrunwalderGIMPNF-PM1
B1=495000, B2=8662500
2012-03-19Patrik JohanssonNF
no factor from 2^71 to 2^72
2012-02-16Kyle AskineNF
no factor from 2^70 to 2^71
2011-12-08James HeinrichNF
no factor from 2^69 to 2^70
2010-03-30Torchwood InstituteNF
no factor from 2^68 to 2^69
2009-04-19tmorrowNF
no factor from 2^67 to 2^68
2008-12-07S36049NF
no factor from 2^66 to 2^67
2008-12-06S36049NF
no factor from 2^65 to 2^66
2008-12-05PrimeCruncherNF
no factor from 2^64 to 2^65
2008-12-04PrimeCruncherNF
no factor from 2^63 to 2^64