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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
69102277Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 760000
B2 = 18810000
LL
StatusDateUserResidueShift
Verified2016-05-03curtisc10026B8FE185DBBF45893138
Verified2023-06-05drudeaut10026B8FE185DBBF43783743
History
DateUserTypeResult
2023-06-05drudeautC-LL
10026B8FE185DBBF
2016-05-03curtiscC-LL
10026B8FE185DBBF
2016-03-28AirSquirrelsNF
no factor from 2^74 to 2^75
2014-10-31Kevin JagetNF
no factor from 2^73 to 2^74
2014-04-14Jerry HallettNF
no factor from 2^72 to 2^73
2014-04-12Jerry HallettNF
no factor from 2^71 to 2^72
2014-01-29Brian ChanNF-PM1
B1=760000, B2=18810000, E=6
2012-09-28Bold_SeekerNF
no factor from 2^70 to 2^71
2012-02-06Simon HarrisonNF
no factor from 2^69 to 2^70
2010-01-31plandonNF
no factor from 2^68 to 2^69
2008-05-25Sturle SundeNF
no factor from 2^67 to 2^68
2008-05-25David CampeauNF
no factor from 2^66 to 2^67
2008-05-20Sturle SundeNF
no factor from 2^65 to 2^66