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
75864827Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 277
TF target 274
P-1
B1 = 630000
B2 = 12600000
LL
StatusDateUserResidueShift
Unverified2017-10-03Smok_bmv B3C41A642180CC__29888894
History
DateUserTypeResult
2020-10-28-Anonymous-NF
no factor from 2^76 to 2^77
2020-10-16-Anonymous-NF
no factor from 2^75 to 2^76
2017-10-03Smok_bmv C-LL
B3C41A642180CC__
2016-05-03Brian BeuningNF-PM1
B1=630000, B2=12600000, E=6
2016-04-21AirSquirrelsNF
no factor from 2^74 to 2^75
2016-04-16Judge HaleNF
no factor from 2^73 to 2^74
2016-03-23Judge HaleNF
no factor from 2^72 to 2^73
2015-10-25RichD0NF
no factor from 2^71 to 2^72
2011-01-28RMAC9.5NF
no factor to 2^71
2010-08-13Martin AnthonyNF
no factor from 2^65 to 2^66
2010-08-12Bart PNF
no factor from 2^64 to 2^65
2009-06-02Architects CubedNF
no factor from 2^63 to 2^64