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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
73966843Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 1070000
B2 = 24610000
LL
StatusDateUserResidueShift
Unverified2015-10-16Jan KolomaznikCE51DF18CBCD8A__68402825
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-11-26Luke DurantBB7326099BDAF9B1013
History
DateUserTypeResult
2024-11-26MersennePrimesFinderCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-11-26Luke DurantC-PRP
BB7326099BDAF9B1
PRP proof power = 9
PRP: Verified
Proof certified good
2016-04-01Mark RoseNF
no factor from 2^57 to 2^64
2015-10-16Jan KolomaznikC-LL
CE51DF18CBCD8A__
2015-01-19gcardonaNF
no factor from 2^74 to 2^75
2015-01-11Jerry HallettNF-PM1
B1=1070000, B2=24610000, E=12
2015-01-08ChuckNF
no factor from 2^73 to 2^74
2014-12-16BdotNF
no factor from 2^72 to 2^73
2014-12-16BdotNF
no factor from 2^71 to 2^72
2013-08-04RobishNF
no factor from 2^70 to 2^71
2012-10-14GrunwalderGIMPNF
no factor from 2^69 to 2^70
2010-08-21GnorfeNF
no factor from 2^68 to 2^69
2010-08-20GnorfeNF
no factor from 2^67 to 2^68
2010-08-20eon_blue_apocalypseNF
no factor from 2^66 to 2^67
2010-06-16André JordiNF
no factor from 2^65 to 2^66
2010-06-15{WC}PistolPeteNF
no factor from 2^64 to 2^65