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
27384373Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 270
P-1
B1 = 320000
B2 = 6640000
LL
StatusDateUserResidueShift
Verified2005-02-12Wyman ChongF8A598C035E92A079854214
Verified2011-08-21TheJudgerF8A598C035E92A0714900723
History
DateUserTypeResult
2021-09-12TheJudgerNF
no factor from 2^73 to 2^74
2021-08-25TheJudgerNF
no factor from 2^72 to 2^73
2021-08-22TheJudgerNF
no factor from 2^71 to 2^72
2021-03-05mikrNF
no factor from 2^70 to 2^71
2018-09-24ramgeisNF
no factor from 2^69 to 2^70
2018-04-16VictordeHollanderNF
no factor from 2^68 to 2^69
2016-01-26NRNF
no factor from 2^67 to 2^68
2011-08-21TheJudgerC-LL
F8A598C035E92A07