Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
11663287Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
116632871926.8old
162440846771643131753.92014-10-16 11:37:23
13173639193609624507512270.22024-08-21 19:29:28
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2021-10-05xyuzyzF0BBECAC939244382620210053
Verified (Factored)2021-10-06LaurVF0BBECAC939244382455765753
Verified2024-08-23yuriy_5-1F0BBECAC93924438331671553
P-1 factors
DateFactorB1B2
2024-08-21131736391936096245075128000005818231650
History
DateUserTypeResult
2025-06-12yuriy_5-1F
Factor: 1317363919360962450751 / TF: 70-71
2025-04-30yuriy_5-1NF
no factor from 2^69 to 2^70
2025-03-31yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-10yuriy_5-1NF-PM1
B1=6997968, B2=453435840
2024-08-23CoffeeCatCERT
PRP Certification
Proof certified good
2024-08-23yuriy_5-1C-PRP
M11663287/116632871/16244084677164313/1317363919360962450751 : F0BBECAC93924438
PRP proof power = 8
PRP: Verified
Proof certified good
2024-08-21yuriy_5-1F-PM1
Factor: 1317363919360962450751 / (P-1, B1=2800000, B2=5818231650)
2021-10-06curtiscCERT
PRP Certification
Proof certified good
2021-10-06LaurVC-PRP
M11663287/116632871/16244084677164313 : F0BBECAC93924438
PRP proof power = 8
PRP: Verified (Factored)
Proof certified good
2021-10-05xyuzyzC-PRP
M11663287/116632871/16244084677164313 : F0BBECAC93924438
PRP: Verified (Factored)
PRP without proof (not generated)
2014-10-16TJAOIF
Factor: 16244084677164313 / TF: 53-54