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:





MnDetails
8319617
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
554432062966582631755.6old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-08Chang Chia-TcheE6BB019287F4E85D1538640553
Verified
PRP without proof (not generated)
2020-04-18marssystemsE6BB019287F4E85D1219138153
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1376000, B2=2725257990
2020-04-18marssystemsC-PRPM8319617/55443206296658263 : E6BB019287F4E85D
2018-10-08Chang Chia-TcheC-PRPM8319617/55443206296658263 : E6BB019287F4E85D
1998-09-06Lars FrickeFFactor: 55443206296658263