What is the Greatest Common Factor of 18220 and 18226?

Greatest common factor (GCF) of 18220 and 18226 is 2.

GCF(18220,18226) = 2

We will now calculate the prime factors of 18220 and 18226, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18220 and 18226.

How to find the GCF of 18220 and 18226?

We will first find the prime factorization of 18220 and 18226. After we will calculate the factors of 18220 and 18226 and find the biggest common factor number .

Step-1: Prime Factorization of 18220

Prime factors of 18220 are 2, 5, 911. Prime factorization of 18220 in exponential form is:

18220 = 2² × 5¹ × 911¹

Step-2: Prime Factorization of 18226

Prime factors of 18226 are 2, 13, 701. Prime factorization of 18226 in exponential form is:

18226 = 2¹ × 13¹ × 701¹

Step-3: Factors of 18220

List of positive integer factors of 18220 that divides 18220 without a remainder.

1, 2, 4, 5, 10, 20, 911, 1822, 3644, 4555, 9110

Step-4: Factors of 18226

List of positive integer factors of 18226 that divides 18220 without a remainder.

1, 2, 13, 26, 701, 1402, 9113

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18220 and 18226. The biggest common factor number is the GCF number.
So the greatest common factor 18220 and 18226 is 2.

Also check out the Least Common Multiple of 18220 and 18226