What is the Greatest Common Factor of 28300 and 28315?

Greatest common factor (GCF) of 28300 and 28315 is 5.

GCF(28300,28315) = 5

We will now calculate the prime factors of 28300 and 28315, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28300 and 28315.

How to find the GCF of 28300 and 28315?

We will first find the prime factorization of 28300 and 28315. After we will calculate the factors of 28300 and 28315 and find the biggest common factor number .

Step-1: Prime Factorization of 28300

Prime factors of 28300 are 2, 5, 283. Prime factorization of 28300 in exponential form is:

28300 = 2² × 5² × 283¹

Step-2: Prime Factorization of 28315

Prime factors of 28315 are 5, 7, 809. Prime factorization of 28315 in exponential form is:

28315 = 5¹ × 7¹ × 809¹

Step-3: Factors of 28300

List of positive integer factors of 28300 that divides 28300 without a remainder.

1, 2, 4, 5, 10, 20, 25, 50, 100, 283, 566, 1132, 1415, 2830, 5660, 7075, 14150

Step-4: Factors of 28315

List of positive integer factors of 28315 that divides 28300 without a remainder.

1, 5, 7, 35, 809, 4045, 5663

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28300 and 28315. The biggest common factor number is the GCF number.
So the greatest common factor 28300 and 28315 is 5.

Also check out the Least Common Multiple of 28300 and 28315