What is the Greatest Common Factor of 23172 and 23187?

Greatest common factor (GCF) of 23172 and 23187 is 3.

GCF(23172,23187) = 3

We will now calculate the prime factors of 23172 and 23187, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23172 and 23187.

How to find the GCF of 23172 and 23187?

We will first find the prime factorization of 23172 and 23187. After we will calculate the factors of 23172 and 23187 and find the biggest common factor number .

Step-1: Prime Factorization of 23172

Prime factors of 23172 are 2, 3, 1931. Prime factorization of 23172 in exponential form is:

23172 = 2² × 3¹ × 1931¹

Step-2: Prime Factorization of 23187

Prime factors of 23187 are 3, 59, 131. Prime factorization of 23187 in exponential form is:

23187 = 3¹ × 59¹ × 131¹

Step-3: Factors of 23172

List of positive integer factors of 23172 that divides 23172 without a remainder.

1, 2, 3, 4, 6, 12, 1931, 3862, 5793, 7724, 11586

Step-4: Factors of 23187

List of positive integer factors of 23187 that divides 23172 without a remainder.

1, 3, 59, 131, 177, 393, 7729

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23172 and 23187. The biggest common factor number is the GCF number.
So the greatest common factor 23172 and 23187 is 3.

Also check out the Least Common Multiple of 23172 and 23187