What is the Greatest Common Factor of 17005 and 17020?

Greatest common factor (GCF) of 17005 and 17020 is 5.

GCF(17005,17020) = 5

We will now calculate the prime factors of 17005 and 17020, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17005 and 17020.

How to find the GCF of 17005 and 17020?

We will first find the prime factorization of 17005 and 17020. After we will calculate the factors of 17005 and 17020 and find the biggest common factor number .

Step-1: Prime Factorization of 17005

Prime factors of 17005 are 5, 19, 179. Prime factorization of 17005 in exponential form is:

17005 = 5¹ × 19¹ × 179¹

Step-2: Prime Factorization of 17020

Prime factors of 17020 are 2, 5, 23, 37. Prime factorization of 17020 in exponential form is:

17020 = 2² × 5¹ × 23¹ × 37¹

Step-3: Factors of 17005

List of positive integer factors of 17005 that divides 17005 without a remainder.

1, 5, 19, 95, 179, 895, 3401

Step-4: Factors of 17020

List of positive integer factors of 17020 that divides 17005 without a remainder.

1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4255, 8510

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17005 and 17020. The biggest common factor number is the GCF number.
So the greatest common factor 17005 and 17020 is 5.

Also check out the Least Common Multiple of 17005 and 17020