What is the Greatest Common Factor of 17220 and 17225?

Greatest common factor (GCF) of 17220 and 17225 is 5.

GCF(17220,17225) = 5

We will now calculate the prime factors of 17220 and 17225, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17220 and 17225.

How to find the GCF of 17220 and 17225?

We will first find the prime factorization of 17220 and 17225. After we will calculate the factors of 17220 and 17225 and find the biggest common factor number .

Step-1: Prime Factorization of 17220

Prime factors of 17220 are 2, 3, 5, 7, 41. Prime factorization of 17220 in exponential form is:

17220 = 2² × 3¹ × 5¹ × 7¹ × 41¹

Step-2: Prime Factorization of 17225

Prime factors of 17225 are 5, 13, 53. Prime factorization of 17225 in exponential form is:

17225 = 5² × 13¹ × 53¹

Step-3: Factors of 17220

List of positive integer factors of 17220 that divides 17220 without a remainder.

1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 4305, 5740, 8610

Step-4: Factors of 17225

List of positive integer factors of 17225 that divides 17220 without a remainder.

1, 5, 13, 25, 53, 65, 265, 325, 689, 1325, 3445

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17220 and 17225. The biggest common factor number is the GCF number.
So the greatest common factor 17220 and 17225 is 5.

Also check out the Least Common Multiple of 17220 and 17225