What is the Greatest Common Factor of 87219 and 87231?

Greatest common factor (GCF) of 87219 and 87231 is 3.

GCF(87219,87231) = 3

We will now calculate the prime factors of 87219 and 87231, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87219 and 87231.

How to find the GCF of 87219 and 87231?

We will first find the prime factorization of 87219 and 87231. After we will calculate the factors of 87219 and 87231 and find the biggest common factor number .

Step-1: Prime Factorization of 87219

Prime factors of 87219 are 3, 11, 881. Prime factorization of 87219 in exponential form is:

87219 = 3² × 11¹ × 881¹

Step-2: Prime Factorization of 87231

Prime factors of 87231 are 3, 29077. Prime factorization of 87231 in exponential form is:

87231 = 3¹ × 29077¹

Step-3: Factors of 87219

List of positive integer factors of 87219 that divides 87219 without a remainder.

1, 3, 9, 11, 33, 99, 881, 2643, 7929, 9691, 29073

Step-4: Factors of 87231

List of positive integer factors of 87231 that divides 87219 without a remainder.

1, 3, 29077

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87219 and 87231. The biggest common factor number is the GCF number.
So the greatest common factor 87219 and 87231 is 3.

Also check out the Least Common Multiple of 87219 and 87231