What is the Greatest Common Factor of 86721 and 86731?

Greatest common factor (GCF) of 86721 and 86731 is 1.

GCF(86721,86731) = 1

We will now calculate the prime factors of 86721 and 86731, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86721 and 86731.

How to find the GCF of 86721 and 86731?

We will first find the prime factorization of 86721 and 86731. After we will calculate the factors of 86721 and 86731 and find the biggest common factor number .

Step-1: Prime Factorization of 86721

Prime factors of 86721 are 3, 137, 211. Prime factorization of 86721 in exponential form is:

86721 = 3¹ × 137¹ × 211¹

Step-2: Prime Factorization of 86731

Prime factors of 86731 are 43, 2017. Prime factorization of 86731 in exponential form is:

86731 = 43¹ × 2017¹

Step-3: Factors of 86721

List of positive integer factors of 86721 that divides 86721 without a remainder.

1, 3, 137, 211, 411, 633, 28907

Step-4: Factors of 86731

List of positive integer factors of 86731 that divides 86721 without a remainder.

1, 43, 2017

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86721 and 86731. The biggest common factor number is the GCF number.
So the greatest common factor 86721 and 86731 is 1.

Also check out the Least Common Multiple of 86721 and 86731