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
85570489Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 419000
B2 = 81410070
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-05-02ky0uraku486929EAB729E2482977662713
Verified2024-01-21GdS486929EAB729E248013
History
DateUserTypeResult
2024-01-21Tercariol, C. A. S.CERT
PRP Certification
CERT proof power = 10
Proof certified good
2024-01-21GdSC-PRP
486929EAB729E248
PRP proof power = 10
PRP: Verified
Proof certified good
2022-11-23Mark RoseNF-PM1
B1=419000, B2=81410070
2018-05-02ky0urakuC-PRP
486929EAB729E248
PRP: Verified
PRP without proof (not generated)
2018-04-12YxinityNF-PM1
B1=780000
2017-09-28electron1897NF
no factor from 2^75 to 2^76
2017-09-17Brian BeuningNF
no factor from 2^74 to 2^75
2017-04-30-Anonymous-NF
no factor from 2^73 to 2^74
2017-02-25Judge HaleNF
no factor from 2^72 to 2^73
2017-02-25Judge HaleNF
no factor from 2^71 to 2^72
2013-03-26tscNF
no factor to 2^71
2013-03-04SMoffatNF
no factor from 2^67 to 2^68
2013-03-04wangyun183NF
no factor from 2^66 to 2^67
2013-03-01wangyun183NF
no factor from 2^65 to 2^66
2010-11-27Architects CubedNF
no factor from 2^64 to 2^65