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
121071311Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 277
P-1
B1 = 508000
B2 = 13139000
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2024-03-13mkras9FC4510BC722A1__7108621813
History
DateUserTypeResult
2024-03-13mkrasC-PRP
9FC4510BC722A1__
PRP proof power = 8
PRP: Unverified (Reliable)
PRP proof never uploaded
2023-12-25mkrasNF-PM1
B1=508000, B2=13139000
2022-06-22TheJudgerNF
no factor from 2^76 to 2^77
2021-07-31Kevin JagetNF
no factor from 2^75 to 2^76
2021-07-26TomNF
no factor from 2^74 to 2^75
2021-07-05SRBaseNF
no factor from 2^73 to 2^74
2020-10-19SRBaseNF
no factor from 2^72 to 2^73
2015-06-05-Anonymous-NF
no factor from 2^71 to 2^72
2015-06-04bunddogNF
no factor from 2^70 to 2^71
2013-10-30GrunwalderGIMPNF
no factor from 2^69 to 2^70
2013-10-30GrunwalderGIMPNF
no factor from 2^68 to 2^69
2013-10-30GrunwalderGIMPNF
no factor from 2^66 to 2^68
2012-08-16RichardNF
no factor from 2^65 to 2^66
2010-10-20Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-17Torchwood InstituteNF
no factor from 2^63 to 2^64