What is the Greatest Common Factor of 18520 and 18539?

Greatest common factor (GCF) of 18520 and 18539 is 1.

GCF(18520,18539) = 1

We will now calculate the prime factors of 18520 and 18539, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18520 and 18539.

How to find the GCF of 18520 and 18539?

We will first find the prime factorization of 18520 and 18539. After we will calculate the factors of 18520 and 18539 and find the biggest common factor number .

Step-1: Prime Factorization of 18520

Prime factors of 18520 are 2, 5, 463. Prime factorization of 18520 in exponential form is:

18520 = 2³ × 5¹ × 463¹

Step-2: Prime Factorization of 18539

Prime factors of 18539 are 18539. Prime factorization of 18539 in exponential form is:

18539 = 18539¹

Step-3: Factors of 18520

List of positive integer factors of 18520 that divides 18520 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 463, 926, 1852, 2315, 3704, 4630, 9260

Step-4: Factors of 18539

List of positive integer factors of 18539 that divides 18520 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18520 and 18539. The biggest common factor number is the GCF number.
So the greatest common factor 18520 and 18539 is 1.

Also check out the Least Common Multiple of 18520 and 18539