Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
8400143
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
5733097597511239.1old
1179009383732092439512166.72020-07-21 10:10:08
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-26Oliver Kruse554A5EB04E0C8B741226362853
Factored
PRP without proof (not generated)
2020-05-20arnaud554A5EB04E0C8B741321571353
Verified
PRP without proof (not generated)
2020-07-26nordi554A5EB04E0C8B74249689753
History
DateUserTypeResult
2024-05-12Stef42NF-PM1B1=1025000, B2=2213224650
2020-07-26nordiC-PRPM8400143/573309759751/117900938373209243951 : 554A5EB04E0C8B74
2020-07-21TJAOIFFactor: 117900938373209243951
2020-05-20arnaudC-PRPM8400143/573309759751 : 554A5EB04E0C8B74
2018-10-26Oliver KruseC-PRPM8400143/573309759751 : 554A5EB04E0C8B74