What is the Greatest Common Factor of 28090 and 28108?

Greatest common factor (GCF) of 28090 and 28108 is 2.

GCF(28090,28108) = 2

We will now calculate the prime factors of 28090 and 28108, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28090 and 28108.

How to find the GCF of 28090 and 28108?

We will first find the prime factorization of 28090 and 28108. After we will calculate the factors of 28090 and 28108 and find the biggest common factor number .

Step-1: Prime Factorization of 28090

Prime factors of 28090 are 2, 5, 53. Prime factorization of 28090 in exponential form is:

28090 = 2¹ × 5¹ × 53²

Step-2: Prime Factorization of 28108

Prime factors of 28108 are 2, 7027. Prime factorization of 28108 in exponential form is:

28108 = 2² × 7027¹

Step-3: Factors of 28090

List of positive integer factors of 28090 that divides 28090 without a remainder.

1, 2, 5, 10, 53, 106, 265, 530, 2809, 5618, 14045

Step-4: Factors of 28108

List of positive integer factors of 28108 that divides 28090 without a remainder.

1, 2, 4, 7027, 14054

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28090 and 28108. The biggest common factor number is the GCF number.
So the greatest common factor 28090 and 28108 is 2.

Also check out the Least Common Multiple of 28090 and 28108