What is the Greatest Common Factor of 28678 and 28688?

Greatest common factor (GCF) of 28678 and 28688 is 2.

GCF(28678,28688) = 2

We will now calculate the prime factors of 28678 and 28688, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28678 and 28688.

How to find the GCF of 28678 and 28688?

We will first find the prime factorization of 28678 and 28688. After we will calculate the factors of 28678 and 28688 and find the biggest common factor number .

Step-1: Prime Factorization of 28678

Prime factors of 28678 are 2, 13, 1103. Prime factorization of 28678 in exponential form is:

28678 = 2¹ × 13¹ × 1103¹

Step-2: Prime Factorization of 28688

Prime factors of 28688 are 2, 11, 163. Prime factorization of 28688 in exponential form is:

28688 = 2⁴ × 11¹ × 163¹

Step-3: Factors of 28678

List of positive integer factors of 28678 that divides 28678 without a remainder.

1, 2, 13, 26, 1103, 2206, 14339

Step-4: Factors of 28688

List of positive integer factors of 28688 that divides 28678 without a remainder.

1, 2, 4, 8, 11, 16, 22, 44, 88, 163, 176, 326, 652, 1304, 1793, 2608, 3586, 7172, 14344

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28678 and 28688. The biggest common factor number is the GCF number.
So the greatest common factor 28678 and 28688 is 2.

Also check out the Least Common Multiple of 28678 and 28688