What is the Greatest Common Factor of 22190 and 22197?

Greatest common factor (GCF) of 22190 and 22197 is 7.

GCF(22190,22197) = 7

We will now calculate the prime factors of 22190 and 22197, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 22190 and 22197.

How to find the GCF of 22190 and 22197?

We will first find the prime factorization of 22190 and 22197. After we will calculate the factors of 22190 and 22197 and find the biggest common factor number .

Step-1: Prime Factorization of 22190

Prime factors of 22190 are 2, 5, 7, 317. Prime factorization of 22190 in exponential form is:

22190 = 2¹ × 5¹ × 7¹ × 317¹

Step-2: Prime Factorization of 22197

Prime factors of 22197 are 3, 7, 151. Prime factorization of 22197 in exponential form is:

22197 = 3¹ × 7² × 151¹

Step-3: Factors of 22190

List of positive integer factors of 22190 that divides 22190 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 317, 634, 1585, 2219, 3170, 4438, 11095

Step-4: Factors of 22197

List of positive integer factors of 22197 that divides 22190 without a remainder.

1, 3, 7, 21, 49, 147, 151, 453, 1057, 3171, 7399

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 22190 and 22197. The biggest common factor number is the GCF number.
So the greatest common factor 22190 and 22197 is 7.

Also check out the Least Common Multiple of 22190 and 22197