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
85587709Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 491000
B2 = 254169630
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-06-17ky0urakuFBA468D6F66416BD3849801413
Verified2024-01-21GdSFBA468D6F66416BD013
History
DateUserTypeResult
2024-01-21Thomas MullenCERT
PRP Certification
CERT proof power = 10
Proof certified good
2024-01-21GdSC-PRP
FBA468D6F66416BD
PRP proof power = 10
PRP: Verified
Proof certified good
2022-11-24Joe S.NF-PM1
B1=491000, B2=254169630
2019-06-17ky0urakuC-PRP
FBA468D6F66416BD
PRP: Verified
PRP without proof (not generated)
2019-04-28ATHNF
no factor from 2^63 to 2^64
2019-04-28ATHNF
no factor from 2^1 to 2^63
2018-05-25YxinityNF-PM1
B1=780000
2017-09-24TheJudgerNF
no factor from 2^75 to 2^76
2017-09-20Brian BeuningNF
no factor from 2^74 to 2^75
2017-04-21-Anonymous-NF
no factor from 2^73 to 2^74
2017-02-28Judge HaleNF
no factor from 2^72 to 2^73
2017-02-28Judge HaleNF
no factor from 2^71 to 2^72
2014-08-17Ryan PropperNF
no factor from 2^70 to 2^71
2013-03-11Smok_bmv NF
no factor from 2^69 to 2^70
2013-03-06-Anonymous-NF
no factor from 2^68 to 2^69
2013-03-05SMoffatNF
no factor from 2^67 to 2^68
2013-03-05SMoffatNF
no factor from 2^66 to 2^67
2013-03-04wangyun183NF
no factor from 2^65 to 2^66
2010-11-27Architects CubedNF
no factor from 2^64 to 2^65