What is the Greatest Common Factor of 28620 and 28624?

Greatest common factor (GCF) of 28620 and 28624 is 4.

GCF(28620,28624) = 4

We will now calculate the prime factors of 28620 and 28624, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28620 and 28624.

How to find the GCF of 28620 and 28624?

We will first find the prime factorization of 28620 and 28624. After we will calculate the factors of 28620 and 28624 and find the biggest common factor number .

Step-1: Prime Factorization of 28620

Prime factors of 28620 are 2, 3, 5, 53. Prime factorization of 28620 in exponential form is:

28620 = 2² × 3³ × 5¹ × 53¹

Step-2: Prime Factorization of 28624

Prime factors of 28624 are 2, 1789. Prime factorization of 28624 in exponential form is:

28624 = 2⁴ × 1789¹

Step-3: Factors of 28620

List of positive integer factors of 28620 that divides 28620 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 90, 106, 108, 135, 159, 180, 212, 265, 270, 318, 477, 530, 540, 636, 795, 954, 1060, 1431, 1590, 1908, 2385, 2862, 3180, 4770, 5724, 7155, 9540, 14310

Step-4: Factors of 28624

List of positive integer factors of 28624 that divides 28620 without a remainder.

1, 2, 4, 8, 16, 1789, 3578, 7156, 14312

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28620 and 28624. The biggest common factor number is the GCF number.
So the greatest common factor 28620 and 28624 is 4.

Also check out the Least Common Multiple of 28620 and 28624