What is the Greatest Common Factor of 28827 and 28839?

Greatest common factor (GCF) of 28827 and 28839 is 3.

GCF(28827,28839) = 3

We will now calculate the prime factors of 28827 and 28839, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28827 and 28839.

How to find the GCF of 28827 and 28839?

We will first find the prime factorization of 28827 and 28839. After we will calculate the factors of 28827 and 28839 and find the biggest common factor number .

Step-1: Prime Factorization of 28827

Prime factors of 28827 are 3, 3203. Prime factorization of 28827 in exponential form is:

28827 = 3² × 3203¹

Step-2: Prime Factorization of 28839

Prime factors of 28839 are 3, 9613. Prime factorization of 28839 in exponential form is:

28839 = 3¹ × 9613¹

Step-3: Factors of 28827

List of positive integer factors of 28827 that divides 28827 without a remainder.

1, 3, 9, 3203, 9609

Step-4: Factors of 28839

List of positive integer factors of 28839 that divides 28827 without a remainder.

1, 3, 9613

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28827 and 28839. The biggest common factor number is the GCF number.
So the greatest common factor 28827 and 28839 is 3.

Also check out the Least Common Multiple of 28827 and 28839