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
5443303
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 266
Factored
FactorDigitsBitsDate
20484892352352731650.9old
2930541732970027984410492478.02023-05-12 01:40:35
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2017-12-01storm5510B6C80B2461BC303B1391129853
Factored
PRP without proof (not generated)
2018-03-08kkmrkkblmbrbkB6C80B2461BC303B1294475653
Verified
Certified Good
2023-05-20Oliver KruseB6C80B2461BC303B2518950753
History
DateUserTypeResult
2025-04-24Sid & AndyNF-PM1B1=3600000, B2=8759159640
2023-05-20HarukaCERT
Proof certified good
2023-05-20Oliver KruseC-PRPM5443303/2048489235235273/293054173297002798441049 : B6C80B2461BC303B
Proof Certified Good

Proof Power: 7

2023-05-12This -Anonymous-F-ECMFactor: 293054173297002798441049
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-03-08kkmrkkblmbrbkC-PRPM5443303/2048489235235273 : B6C80B2461BC303B
2017-12-01storm5510C-PRPM5443303/2048489235235273 : B6C80B2461BC303B