What is the Greatest Common Factor of 28616 and 28620?

Greatest common factor (GCF) of 28616 and 28620 is 4.

GCF(28616,28620) = 4

We will now calculate the prime factors of 28616 and 28620, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28616 and 28620.

How to find the GCF of 28616 and 28620?

We will first find the prime factorization of 28616 and 28620. After we will calculate the factors of 28616 and 28620 and find the biggest common factor number .

Step-1: Prime Factorization of 28616

Prime factors of 28616 are 2, 7, 73. Prime factorization of 28616 in exponential form is:

28616 = 2³ × 7² × 73¹

Step-2: 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-3: Factors of 28616

List of positive integer factors of 28616 that divides 28616 without a remainder.

1, 2, 4, 7, 8, 14, 28, 49, 56, 73, 98, 146, 196, 292, 392, 511, 584, 1022, 2044, 3577, 4088, 7154, 14308

Step-4: Factors of 28620

List of positive integer factors of 28620 that divides 28616 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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28616 and 28620. The biggest common factor number is the GCF number.
So the greatest common factor 28616 and 28620 is 4.

Also check out the Least Common Multiple of 28616 and 28620