What is the Greatest Common Factor of 31621 and 31628?

Greatest common factor (GCF) of 31621 and 31628 is 1.

GCF(31621,31628) = 1

We will now calculate the prime factors of 31621 and 31628, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31621 and 31628.

How to find the GCF of 31621 and 31628?

We will first find the prime factorization of 31621 and 31628. After we will calculate the factors of 31621 and 31628 and find the biggest common factor number .

Step-1: Prime Factorization of 31621

Prime factors of 31621 are 103, 307. Prime factorization of 31621 in exponential form is:

31621 = 103¹ × 307¹

Step-2: Prime Factorization of 31628

Prime factors of 31628 are 2, 7907. Prime factorization of 31628 in exponential form is:

31628 = 2² × 7907¹

Step-3: Factors of 31621

List of positive integer factors of 31621 that divides 31621 without a remainder.

1, 103, 307

Step-4: Factors of 31628

List of positive integer factors of 31628 that divides 31621 without a remainder.

1, 2, 4, 7907, 15814

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31621 and 31628. The biggest common factor number is the GCF number.
So the greatest common factor 31621 and 31628 is 1.

Also check out the Least Common Multiple of 31621 and 31628