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
85800893Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 690000
B2 = 13627500
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-07-06ky0uraku6DC0D4D8A19C157B265437213
Verified2024-04-12Oliver Kruse6DC0D4D8A19C157B013
History
DateUserTypeResult
2024-06-11James HeinrichNF
no factor from 2^68 to 2^69
2024-04-12Joe S.CERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-04-12Oliver KruseC-PRP
6DC0D4D8A19C157B
PRP proof power = 8
PRP: Verified
Proof certified good
2019-07-06ky0urakuC-PRP
6DC0D4D8A19C157B
PRP: Verified
PRP without proof (not generated)
2018-04-10Oliver KruseNF-PM1
B1=690000, B2=13627500, E=12
2017-10-15TheJudgerNF
no factor from 2^75 to 2^76
2017-10-15TheJudgerNF
no factor from 2^74 to 2^75
2017-05-01-Anonymous-NF
no factor from 2^73 to 2^74
2017-03-10Judge HaleNF
no factor from 2^72 to 2^73
2017-03-10Judge HaleNF
no factor from 2^71 to 2^72
2014-08-18Ryan PropperNF
no factor from 2^70 to 2^71
2014-03-18timc995NF
no factor from 2^69 to 2^70
2014-01-14Carsten KossendeyNF
no factor from 2^68 to 2^69
2013-12-22Carsten KossendeyNF
no factor from 2^67 to 2^68
2013-06-20Mark FilipskiNF
no factor from 2^66 to 2^67
2013-02-19AxelssonNF
no factor from 2^65 to 2^66
2010-12-01Architects CubedNF
no factor from 2^64 to 2^65