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
11606599Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
357505738146222411755.0old
63553861405774205531962.52016-08-12 11:18:27
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-09-14ATHDC37ED8C271DB5CF2404957053
History
DateUserTypeResult
2025-06-10yuriy_5-1NF
no factor from 2^70 to 2^71
2025-06-03yuriy_5-1NF-PM1
B1=7428160, B2=34268427270
2025-05-02yuriy_5-1NF
no factor from 2^69 to 2^70
2025-03-17yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=6963954, B2=448721460
2025-02-10yuriy_5-1NF-PM1
B1=4642636, B2=594559020
2024-05-27yuriy_5-1NF-PM1
B1=1680000, B2=4066019100
2021-09-14Ben DeloCERT
PRP Certification
Proof certified good
2021-09-14ATHC-PRP
M11606599/35750573814622241/6355386140577420553 : DC37ED8C271DB5CF
PRP proof power = 8
PRP: Verified
Proof certified good
2016-08-12TJAOIF
Factor: 6355386140577420553 / TF: 62-63