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
11618989Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
1364301688391237.0old
507902177760531390732065.52018-11-28 12:18:33
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-09-19ATH55D7330A161BD209264342153
History
DateUserTypeResult
2025-06-10yuriy_5-1NF
no factor from 2^70 to 2^71
2025-05-05yuriy_5-1NF
no factor from 2^69 to 2^70
2025-03-28yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=6971388, B2=448721460
2024-08-21yuriy_5-1NF-PM1
B1=2800000, B2=5499082050
2021-09-19curtiscCERT
PRP Certification
Proof certified good
2021-09-19ATHC-PRP
M11618989/136430168839/50790217776053139073 : 55D7330A161BD209
PRP proof power = 8
PRP: Verified
Proof certified good
2018-11-28TJAOIF
Factor: 50790217776053139073 / TF: 65-66