What is the Greatest Common Factor of 11809 and 11813?

Greatest common factor (GCF) of 11809 and 11813 is 1.

GCF(11809,11813) = 1

We will now calculate the prime factors of 11809 and 11813, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11809 and 11813.

How to find the GCF of 11809 and 11813?

We will first find the prime factorization of 11809 and 11813. After we will calculate the factors of 11809 and 11813 and find the biggest common factor number .

Step-1: Prime Factorization of 11809

Prime factors of 11809 are 7, 241. Prime factorization of 11809 in exponential form is:

11809 = 7² × 241¹

Step-2: Prime Factorization of 11813

Prime factors of 11813 are 11813. Prime factorization of 11813 in exponential form is:

11813 = 11813¹

Step-3: Factors of 11809

List of positive integer factors of 11809 that divides 11809 without a remainder.

1, 7, 49, 241, 1687

Step-4: Factors of 11813

List of positive integer factors of 11813 that divides 11809 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11809 and 11813. The biggest common factor number is the GCF number.
So the greatest common factor 11809 and 11813 is 1.

Also check out the Least Common Multiple of 11809 and 11813