What is the Greatest Common Factor of 3621 and 3631?

Greatest common factor (GCF) of 3621 and 3631 is 1.

GCF(3621,3631) = 1

We will now calculate the prime factors of 3621 and 3631, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3621 and 3631.

How to find the GCF of 3621 and 3631?

We will first find the prime factorization of 3621 and 3631. After we will calculate the factors of 3621 and 3631 and find the biggest common factor number .

Step-1: Prime Factorization of 3621

Prime factors of 3621 are 3, 17, 71. Prime factorization of 3621 in exponential form is:

3621 = 3¹ × 17¹ × 71¹

Step-2: Prime Factorization of 3631

Prime factors of 3631 are 3631. Prime factorization of 3631 in exponential form is:

3631 = 3631¹

Step-3: Factors of 3621

List of positive integer factors of 3621 that divides 3621 without a remainder.

1, 3, 17, 51, 71, 213, 1207

Step-4: Factors of 3631

List of positive integer factors of 3631 that divides 3621 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3621 and 3631. The biggest common factor number is the GCF number.
So the greatest common factor 3621 and 3631 is 1.

Also check out the Least Common Multiple of 3621 and 3631