Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
50998991TF
No factors below 274
TF target 273
P-1
B1 = 605000
B2 = 17545000
LL
StatusDateUserResidueShift
Verified2011-05-28Kent Rogers80193E6D408B91344804676
Verified2019-11-06ChavdarLalov80193E6D408B913448826540
History
DateUserTypeResult
2019-11-06ChavdarLalovC-LL
80193E6D408B9134
2018-11-07Mark RoseNF
no factor from 2^73 to 2^74
2015-12-16Judge HaleNF
no factor from 2^72 to 2^73
2015-11-27Judge HaleNF
no factor from 2^71 to 2^72
2015-05-12Mark RoseNF
no factor from 2^70 to 2^71
2015-01-16monstNF
no factor from 2^69 to 2^70
2011-05-28Kent RogersC-LL
80193E6D408B9134
2009-11-18Robert WalkerNF
no factor from 2^68 to 2^69
2009-11-07UCLA Laboratory of Neuro ImagingNF-PM1
B1=605000, B2=17545000
2009-11-04-Anonymous-NF
no factor from 2^67 to 2^68
2008-08-25DerekNF
no factor to 2^64