What is the Greatest Common Factor of 20173 and 20181?

Greatest common factor (GCF) of 20173 and 20181 is 1.

GCF(20173,20181) = 1

We will now calculate the prime factors of 20173 and 20181, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20173 and 20181.

How to find the GCF of 20173 and 20181?

We will first find the prime factorization of 20173 and 20181. After we will calculate the factors of 20173 and 20181 and find the biggest common factor number .

Step-1: Prime Factorization of 20173

Prime factors of 20173 are 20173. Prime factorization of 20173 in exponential form is:

20173 = 20173¹

Step-2: Prime Factorization of 20181

Prime factors of 20181 are 3, 7, 31. Prime factorization of 20181 in exponential form is:

20181 = 3¹ × 7¹ × 31²

Step-3: Factors of 20173

List of positive integer factors of 20173 that divides 20173 without a remainder.

Step-4: Factors of 20181

List of positive integer factors of 20181 that divides 20173 without a remainder.

1, 3, 7, 21, 31, 93, 217, 651, 961, 2883, 6727

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20173 and 20181. The biggest common factor number is the GCF number.
So the greatest common factor 20173 and 20181 is 1.

Also check out the Least Common Multiple of 20173 and 20181