What is the Greatest Common Factor of 23157 and 23169?

Greatest common factor (GCF) of 23157 and 23169 is 3.

GCF(23157,23169) = 3

We will now calculate the prime factors of 23157 and 23169, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23157 and 23169.

How to find the GCF of 23157 and 23169?

We will first find the prime factorization of 23157 and 23169. After we will calculate the factors of 23157 and 23169 and find the biggest common factor number .

Step-1: Prime Factorization of 23157

Prime factors of 23157 are 3, 31, 83. Prime factorization of 23157 in exponential form is:

23157 = 3² × 31¹ × 83¹

Step-2: Prime Factorization of 23169

Prime factors of 23169 are 3, 7723. Prime factorization of 23169 in exponential form is:

23169 = 3¹ × 7723¹

Step-3: Factors of 23157

List of positive integer factors of 23157 that divides 23157 without a remainder.

1, 3, 9, 31, 83, 93, 249, 279, 747, 2573, 7719

Step-4: Factors of 23169

List of positive integer factors of 23169 that divides 23157 without a remainder.

1, 3, 7723

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23157 and 23169. The biggest common factor number is the GCF number.
So the greatest common factor 23157 and 23169 is 3.

Also check out the Least Common Multiple of 23157 and 23169