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
8325899
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
16651799824.0old
1053573279212304097545192476.52024-04-08 17:11:30
P-1 factors
DateFactorsB1B2
2024-04-08105357327921230409754519
141000210169050
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-13Luigi Morelli9CA46D8639E6FC111721256853
Factored
PRP without proof (not generated)
2020-04-24Wentao Huang9CA46D8639E6FC111419097553
Verified
Certified Good
2024-04-14dnova9CA46D8639E6FC112611260953
History
DateUserTypeResult
2025-04-21beepNF-PM1B1=1900000, B2=10261521270
2024-04-15daveward2005CERT
Proof certified good
2024-04-14dnovaC-PRPM8325899/16651799/105357327921230409754519 : 9CA46D8639E6FC11
Proof Certified Good

Proof Power: 8

2024-04-08Stef42F-PM1Factor: 105357327921230409754519 / B1=141000, B2=210169050
2020-04-24Wentao HuangC-PRPM8325899/16651799 : 9CA46D8639E6FC11
2018-10-13Luigi MorelliC-PRPM8325899/16651799 : 9CA46D8639E6FC11