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

PrimeNet Exponent Status

Exponent Range:





MnDetails
8422787
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
358943410868978231755.0old
2659527469189380950892167.82023-06-20 08:46:02
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-29Oliver Kruse3EFA386439B99133174677953
Factored
PRP without proof (not generated)
2020-05-25ATH3EFA386439B991331520579053
Verified
Certified Good
2023-06-26Perig3EFA386439B991332771042453
History
DateUserTypeResult
2024-05-20Stef42NF-PM1B1=1025000, B2=2213224650
2023-06-26Funky WaddleCERT
Proof certified good
2023-06-26PerigC-PRPM8422787/35894341086897823/265952746918938095089 : 3EFA386439B99133
Proof Certified Good

Proof Power: 8

2023-06-20TJAOIFFactor: 265952746918938095089
2020-05-25ATHC-PRPM8422787/35894341086897823 : 3EFA386439B99133
2018-10-29Oliver KruseC-PRPM8422787/35894341086897823 : 3EFA386439B99133
1998-09-20-anonymous-FFactor: 35894341086897823