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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
50510333Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 273
P-1
B1 = 600000
B2 = 16800000
LL
StatusDateUserResidueShift
Verified2010-07-06linded4E390AD8B0E22E4625798875
Verified2020-02-13Sergey Nosov4E390AD8B0E22E4649852201
History
DateUserTypeResult
2024-05-08James HeinrichNF
no factor from 2^68 to 2^69
2020-02-13Sergey NosovC-LL
4E390AD8B0E22E46
2019-06-02TheJudgerNF
no factor from 2^73 to 2^74
2015-12-10AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-04-Anonymous-NF
no factor from 2^71 to 2^72
2015-10-18Mark RoseNF
no factor from 2^70 to 2^71
2014-12-19monstNF
no factor from 2^69 to 2^70
2010-07-06lindedC-LL
4E390AD8B0E22E46
2009-03-26lindedNF
no factor from 2^68 to 2^69
2009-03-21lindedNF
no factor from 2^67 to 2^68
2009-03-18Frantisek StaryNF-PM1
B1=600000, B2=16800000
2009-02-18ANONYMOUSNF
no factor from 2^66 to 2^67
2009-02-17cawgodNF
no factor from 2^65 to 2^66
2009-02-11borgygNF
no factor from 2^64 to 2^65
2008-08-23DerekNF
no factor to 2^64