What is the Greatest Common Factor of 3581 and 3591?

Greatest common factor (GCF) of 3581 and 3591 is 1.

GCF(3581,3591) = 1

We will now calculate the prime factors of 3581 and 3591, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3581 and 3591.

How to find the GCF of 3581 and 3591?

We will first find the prime factorization of 3581 and 3591. After we will calculate the factors of 3581 and 3591 and find the biggest common factor number .

Step-1: Prime Factorization of 3581

Prime factors of 3581 are 3581. Prime factorization of 3581 in exponential form is:

3581 = 3581¹

Step-2: Prime Factorization of 3591

Prime factors of 3591 are 3, 7, 19. Prime factorization of 3591 in exponential form is:

3591 = 3³ × 7¹ × 19¹

Step-3: Factors of 3581

List of positive integer factors of 3581 that divides 3581 without a remainder.

Step-4: Factors of 3591

List of positive integer factors of 3591 that divides 3581 without a remainder.

1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3581 and 3591. The biggest common factor number is the GCF number.
So the greatest common factor 3581 and 3591 is 1.

Also check out the Least Common Multiple of 3581 and 3591