What is the Greatest Common Factor of 5621 and 5635?

Greatest common factor (GCF) of 5621 and 5635 is 7.

GCF(5621,5635) = 7

We will now calculate the prime factors of 5621 and 5635, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5621 and 5635.

How to find the GCF of 5621 and 5635?

We will first find the prime factorization of 5621 and 5635. After we will calculate the factors of 5621 and 5635 and find the biggest common factor number .

Step-1: Prime Factorization of 5621

Prime factors of 5621 are 7, 11, 73. Prime factorization of 5621 in exponential form is:

5621 = 7¹ × 11¹ × 73¹

Step-2: Prime Factorization of 5635

Prime factors of 5635 are 5, 7, 23. Prime factorization of 5635 in exponential form is:

5635 = 5¹ × 7² × 23¹

Step-3: Factors of 5621

List of positive integer factors of 5621 that divides 5621 without a remainder.

1, 7, 11, 73, 77, 511, 803

Step-4: Factors of 5635

List of positive integer factors of 5635 that divides 5621 without a remainder.

1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5621 and 5635. The biggest common factor number is the GCF number.
So the greatest common factor 5621 and 5635 is 7.

Also check out the Least Common Multiple of 5621 and 5635