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
74211721TF
No factors below 275
TF target 274
P-1
B1 = 645000
B2 = 12900000
LL
StatusDateUserResidueShift
Unverified2015-08-05curtisc1ECAD00E87DF6A__26736397
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-10-13Kriesel6D9708B249893CBF013
History
DateUserTypeResult
2022-10-13Chad Steenerson CERT
PRP Certification
Proof certified good
2022-10-13KrieselC-PRP
6D9708B249893CBF
PRP: Verified
Proof certified good
2015-08-05curtiscC-LL
1ECAD00E87DF6A__
2015-06-28TheJudgerNF-PM1
B1=645000, B2=12900000, E=12
2015-06-23apocalypseNF
no factor from 2^74 to 2^75
2015-06-23apocalypseNF
no factor from 2^73 to 2^74
2015-06-20apocalypseNF
no factor from 2^72 to 2^73
2015-06-20apocalypseNF
no factor from 2^71 to 2^72
2013-05-11SMoffatNF
no factor from 2^70 to 2^71
2012-10-23Clown_RoyalNF
no factor from 2^69 to 2^70
2010-07-22kitfootNF
no factor from 2^68 to 2^69
2010-07-16Martin RehrmannNF
no factor from 2^67 to 2^68
2010-07-10korvaNF
no factor from 2^66 to 2^67
2010-07-05korvaNF
no factor from 2^65 to 2^66
2010-06-28amanattoNF
no factor from 2^64 to 2^65
2008-09-12lycornNF
no factor to 2^64