What is the Greatest Common Factor of 91220 and 91226?

Greatest common factor (GCF) of 91220 and 91226 is 2.

GCF(91220,91226) = 2

We will now calculate the prime factors of 91220 and 91226, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91220 and 91226.

How to find the GCF of 91220 and 91226?

We will first find the prime factorization of 91220 and 91226. After we will calculate the factors of 91220 and 91226 and find the biggest common factor number .

Step-1: Prime Factorization of 91220

Prime factors of 91220 are 2, 5, 4561. Prime factorization of 91220 in exponential form is:

91220 = 2² × 5¹ × 4561¹

Step-2: Prime Factorization of 91226

Prime factors of 91226 are 2, 45613. Prime factorization of 91226 in exponential form is:

91226 = 2¹ × 45613¹

Step-3: Factors of 91220

List of positive integer factors of 91220 that divides 91220 without a remainder.

1, 2, 4, 5, 10, 20, 4561, 9122, 18244, 22805, 45610

Step-4: Factors of 91226

List of positive integer factors of 91226 that divides 91220 without a remainder.

1, 2, 45613

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91220 and 91226. The biggest common factor number is the GCF number.
So the greatest common factor 91220 and 91226 is 2.

Also check out the Least Common Multiple of 91220 and 91226