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
8325649
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
15818733111030.6old
388141756391135.22008-09-08 04:30:30
28720793341466876746312271.32024-06-10 21:30:46
P-1 factors
DateFactorsB1B2
2024-06-102872079334146687674631
13750002725257990
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-10rucio77CBE0B8A8CE44122564088553
Factored
PRP without proof (not generated)
2020-04-19ATH77CBE0B8A8CE44122108194153
Verified
Certified Good
2024-06-17mrh77CBE0B8A8CE44123119728553
History
DateUserTypeResult
2024-06-17JG48CERT
Proof certified good
2024-06-17mrhC-PRPM8325649/1581873311/38814175639/2872079334146687674631 : 77CBE0B8A8CE4412
Proof Certified Good

Proof Power: 8

2024-06-10Stef42F-PM1Factor: 2872079334146687674631 / B1=1375000, B2=2725257990
2020-04-19ATHC-PRPM8325649/1581873311/38814175639 : 77CBE0B8A8CE4412
2018-10-10rucioC-PRPM8325649/1581873311/38814175639 : 77CBE0B8A8CE4412
2008-09-08Will EdgingtonFFactor: 38814175639