What is the Greatest Common Factor of 83971 and 83986?

Greatest common factor (GCF) of 83971 and 83986 is 1.

GCF(83971,83986) = 1

We will now calculate the prime factors of 83971 and 83986, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 83971 and 83986.

How to find the GCF of 83971 and 83986?

We will first find the prime factorization of 83971 and 83986. After we will calculate the factors of 83971 and 83986 and find the biggest common factor number .

Step-1: Prime Factorization of 83971

Prime factors of 83971 are 131, 641. Prime factorization of 83971 in exponential form is:

83971 = 131¹ × 641¹

Step-2: Prime Factorization of 83986

Prime factors of 83986 are 2, 7, 857. Prime factorization of 83986 in exponential form is:

83986 = 2¹ × 7² × 857¹

Step-3: Factors of 83971

List of positive integer factors of 83971 that divides 83971 without a remainder.

1, 131, 641

Step-4: Factors of 83986

List of positive integer factors of 83986 that divides 83971 without a remainder.

1, 2, 7, 14, 49, 98, 857, 1714, 5999, 11998, 41993

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 83971 and 83986. The biggest common factor number is the GCF number.
So the greatest common factor 83971 and 83986 is 1.

Also check out the Least Common Multiple of 83971 and 83986