What is the Greatest Common Factor of 23309 and 23318?

Greatest common factor (GCF) of 23309 and 23318 is 1.

GCF(23309,23318) = 1

We will now calculate the prime factors of 23309 and 23318, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23309 and 23318.

How to find the GCF of 23309 and 23318?

We will first find the prime factorization of 23309 and 23318. After we will calculate the factors of 23309 and 23318 and find the biggest common factor number .

Step-1: Prime Factorization of 23309

Prime factors of 23309 are 11, 13, 163. Prime factorization of 23309 in exponential form is:

23309 = 11¹ × 13¹ × 163¹

Step-2: Prime Factorization of 23318

Prime factors of 23318 are 2, 89, 131. Prime factorization of 23318 in exponential form is:

23318 = 2¹ × 89¹ × 131¹

Step-3: Factors of 23309

List of positive integer factors of 23309 that divides 23309 without a remainder.

1, 11, 13, 143, 163, 1793, 2119

Step-4: Factors of 23318

List of positive integer factors of 23318 that divides 23309 without a remainder.

1, 2, 89, 131, 178, 262, 11659

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23309 and 23318. The biggest common factor number is the GCF number.
So the greatest common factor 23309 and 23318 is 1.

Also check out the Least Common Multiple of 23309 and 23318