What is the Greatest Common Factor of 90790 and 90806?

Greatest common factor (GCF) of 90790 and 90806 is 2.

GCF(90790,90806) = 2

We will now calculate the prime factors of 90790 and 90806, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90790 and 90806.

How to find the GCF of 90790 and 90806?

We will first find the prime factorization of 90790 and 90806. After we will calculate the factors of 90790 and 90806 and find the biggest common factor number .

Step-1: Prime Factorization of 90790

Prime factors of 90790 are 2, 5, 7, 1297. Prime factorization of 90790 in exponential form is:

90790 = 2¹ × 5¹ × 7¹ × 1297¹

Step-2: Prime Factorization of 90806

Prime factors of 90806 are 2, 45403. Prime factorization of 90806 in exponential form is:

90806 = 2¹ × 45403¹

Step-3: Factors of 90790

List of positive integer factors of 90790 that divides 90790 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 1297, 2594, 6485, 9079, 12970, 18158, 45395

Step-4: Factors of 90806

List of positive integer factors of 90806 that divides 90790 without a remainder.

1, 2, 45403

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90790 and 90806. The biggest common factor number is the GCF number.
So the greatest common factor 90790 and 90806 is 2.

Also check out the Least Common Multiple of 90790 and 90806