What is the Greatest Common Factor of 28872 and 28887?

Greatest common factor (GCF) of 28872 and 28887 is 3.

GCF(28872,28887) = 3

We will now calculate the prime factors of 28872 and 28887, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28872 and 28887.

How to find the GCF of 28872 and 28887?

We will first find the prime factorization of 28872 and 28887. After we will calculate the factors of 28872 and 28887 and find the biggest common factor number .

Step-1: Prime Factorization of 28872

Prime factors of 28872 are 2, 3, 401. Prime factorization of 28872 in exponential form is:

28872 = 2³ × 3² × 401¹

Step-2: Prime Factorization of 28887

Prime factors of 28887 are 3, 9629. Prime factorization of 28887 in exponential form is:

28887 = 3¹ × 9629¹

Step-3: Factors of 28872

List of positive integer factors of 28872 that divides 28872 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 401, 802, 1203, 1604, 2406, 3208, 3609, 4812, 7218, 9624, 14436

Step-4: Factors of 28887

List of positive integer factors of 28887 that divides 28872 without a remainder.

1, 3, 9629

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28872 and 28887. The biggest common factor number is the GCF number.
So the greatest common factor 28872 and 28887 is 3.

Also check out the Least Common Multiple of 28872 and 28887