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Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
74480047Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 685000
B2 = 14042500
LL
StatusDateUserResidueShift
Unverified2016-12-01curtisc00027CD341EDC3__39033737
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-11-27Luke Durant5EB3E81640302729013
History
DateUserTypeResult
2024-11-28Jonathan WebbCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-11-27Luke DurantC-PRP
5EB3E81640302729
PRP proof power = 9
PRP: Verified
Proof certified good
2016-12-01curtiscC-LL
00027CD341EDC3__
2016-07-08-Anonymous-NF
no factor from 2^74 to 2^75
2015-03-15Todd WalkeNF-PM1
B1=685000, B2=14042500, E=6
2014-09-07Jerry HallettNF
no factor from 2^73 to 2^74
2014-09-07Jerry HallettNF
no factor from 2^72 to 2^73
2014-09-07Jerry HallettNF
no factor from 2^71 to 2^72
2014-09-03David HruskaNF
no factor from 2^70 to 2^71
2014-03-08c10ck3rNF
no factor from 2^69 to 2^70
2010-09-08MarekBNF
no factor from 2^68 to 2^69
2010-09-01symalladNF
no factor from 2^67 to 2^68
2010-08-22Nathan EdingtonNF
no factor from 2^66 to 2^67
2010-07-20-Anonymous-NF
no factor from 2^65 to 2^66
2010-07-08Aldo_GridNF
no factor from 2^64 to 2^65
2008-09-12lycornNF
no factor to 2^64