What is the Greatest Common Factor of 20170 and 20179?

Greatest common factor (GCF) of 20170 and 20179 is 1.

GCF(20170,20179) = 1

We will now calculate the prime factors of 20170 and 20179, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20170 and 20179.

How to find the GCF of 20170 and 20179?

We will first find the prime factorization of 20170 and 20179. After we will calculate the factors of 20170 and 20179 and find the biggest common factor number .

Step-1: Prime Factorization of 20170

Prime factors of 20170 are 2, 5, 2017. Prime factorization of 20170 in exponential form is:

20170 = 2¹ × 5¹ × 2017¹

Step-2: Prime Factorization of 20179

Prime factors of 20179 are 17, 1187. Prime factorization of 20179 in exponential form is:

20179 = 17¹ × 1187¹

Step-3: Factors of 20170

List of positive integer factors of 20170 that divides 20170 without a remainder.

1, 2, 5, 10, 2017, 4034, 10085

Step-4: Factors of 20179

List of positive integer factors of 20179 that divides 20170 without a remainder.

1, 17, 1187

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20170 and 20179. The biggest common factor number is the GCF number.
So the greatest common factor 20170 and 20179 is 1.

Also check out the Least Common Multiple of 20170 and 20179