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:










MnStatusDetails
11244071Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
22488143824.4old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-06-17Sergii SpivakC8338A0814DD1A951907862453
History
DateUserTypeResult
2025-09-15vshNF-PM1
B1=10000000, B2=20021278200
2025-07-07vshNF
no factor from 2^71 to 2^72
2025-05-15vshNF
no factor from 2^70 to 2^71
2025-03-27vshNF
no factor from 2^69 to 2^70
2025-02-03vshNF
no factor from 2^68 to 2^69
2021-06-18CaptainEntropyCERT
PRP Certification
Proof certified good
2021-06-17Sergii SpivakC-PRP
M11244071/22488143 : C8338A0814DD1A95
PRP proof power = 8
PRP: Verified
Proof certified good