What is the Greatest Common Factor of 16220 and 16238?

Greatest common factor (GCF) of 16220 and 16238 is 2.

GCF(16220,16238) = 2

We will now calculate the prime factors of 16220 and 16238, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16220 and 16238.

How to find the GCF of 16220 and 16238?

We will first find the prime factorization of 16220 and 16238. After we will calculate the factors of 16220 and 16238 and find the biggest common factor number .

Step-1: Prime Factorization of 16220

Prime factors of 16220 are 2, 5, 811. Prime factorization of 16220 in exponential form is:

16220 = 2² × 5¹ × 811¹

Step-2: Prime Factorization of 16238

Prime factors of 16238 are 2, 23, 353. Prime factorization of 16238 in exponential form is:

16238 = 2¹ × 23¹ × 353¹

Step-3: Factors of 16220

List of positive integer factors of 16220 that divides 16220 without a remainder.

1, 2, 4, 5, 10, 20, 811, 1622, 3244, 4055, 8110

Step-4: Factors of 16238

List of positive integer factors of 16238 that divides 16220 without a remainder.

1, 2, 23, 46, 353, 706, 8119

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16220 and 16238. The biggest common factor number is the GCF number.
So the greatest common factor 16220 and 16238 is 2.

Also check out the Least Common Multiple of 16220 and 16238