What is the Greatest Common Factor of 30620 and 30635?

Greatest common factor (GCF) of 30620 and 30635 is 5.

GCF(30620,30635) = 5

We will now calculate the prime factors of 30620 and 30635, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30620 and 30635.

How to find the GCF of 30620 and 30635?

We will first find the prime factorization of 30620 and 30635. After we will calculate the factors of 30620 and 30635 and find the biggest common factor number .

Step-1: Prime Factorization of 30620

Prime factors of 30620 are 2, 5, 1531. Prime factorization of 30620 in exponential form is:

30620 = 2² × 5¹ × 1531¹

Step-2: Prime Factorization of 30635

Prime factors of 30635 are 5, 11, 557. Prime factorization of 30635 in exponential form is:

30635 = 5¹ × 11¹ × 557¹

Step-3: Factors of 30620

List of positive integer factors of 30620 that divides 30620 without a remainder.

1, 2, 4, 5, 10, 20, 1531, 3062, 6124, 7655, 15310

Step-4: Factors of 30635

List of positive integer factors of 30635 that divides 30620 without a remainder.

1, 5, 11, 55, 557, 2785, 6127

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30620 and 30635. The biggest common factor number is the GCF number.
So the greatest common factor 30620 and 30635 is 5.

Also check out the Least Common Multiple of 30620 and 30635