What is the Greatest Common Factor of 90530 and 90538?

Greatest common factor (GCF) of 90530 and 90538 is 2.

GCF(90530,90538) = 2

We will now calculate the prime factors of 90530 and 90538, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90530 and 90538.

How to find the GCF of 90530 and 90538?

We will first find the prime factorization of 90530 and 90538. After we will calculate the factors of 90530 and 90538 and find the biggest common factor number .

Step-1: Prime Factorization of 90530

Prime factors of 90530 are 2, 5, 11, 823. Prime factorization of 90530 in exponential form is:

90530 = 2¹ × 5¹ × 11¹ × 823¹

Step-2: Prime Factorization of 90538

Prime factors of 90538 are 2, 7, 29, 223. Prime factorization of 90538 in exponential form is:

90538 = 2¹ × 7¹ × 29¹ × 223¹

Step-3: Factors of 90530

List of positive integer factors of 90530 that divides 90530 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 823, 1646, 4115, 8230, 9053, 18106, 45265

Step-4: Factors of 90538

List of positive integer factors of 90538 that divides 90530 without a remainder.

1, 2, 7, 14, 29, 58, 203, 223, 406, 446, 1561, 3122, 6467, 12934, 45269

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90530 and 90538. The biggest common factor number is the GCF number.
So the greatest common factor 90530 and 90538 is 2.

Also check out the Least Common Multiple of 90530 and 90538