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
11641099Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
4290676269431238.6old
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2021-10-01oodaira9940570752F1755C1334827453
History
DateUserTypeResult
2025-03-11yuriy_5-1NF-PM1
B1=6984654, B2=453435840
2025-02-10yuriy_5-1NF-PM1
B1=4656436, B2=598008840
2024-12-01yuriy_5-1NF
no factor from 2^71 to 2^72
2024-12-01yuriy_5-1NF
no factor from 2^70 to 2^71
2024-12-01yuriy_5-1NF
no factor from 2^69 to 2^70
2024-12-01yuriy_5-1NF
no factor from 2^68 to 2^69
2024-06-17yuriy_5-1NF-PM1
B1=262144, B2=137022600
2021-10-01curtiscCERT
PRP Certification
Proof certified good
2021-10-01oodairaC-PRP
M11641099/429067626943 : 9940570752F1755C
PRP proof power = 8
PRP: Verified
Proof certified good