What is the Greatest Common Factor of 28278 and 28282?

Greatest common factor (GCF) of 28278 and 28282 is 2.

GCF(28278,28282) = 2

We will now calculate the prime factors of 28278 and 28282, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28278 and 28282.

How to find the GCF of 28278 and 28282?

We will first find the prime factorization of 28278 and 28282. After we will calculate the factors of 28278 and 28282 and find the biggest common factor number .

Step-1: Prime Factorization of 28278

Prime factors of 28278 are 2, 3, 1571. Prime factorization of 28278 in exponential form is:

28278 = 2¹ × 3² × 1571¹

Step-2: Prime Factorization of 28282

Prime factors of 28282 are 2, 79, 179. Prime factorization of 28282 in exponential form is:

28282 = 2¹ × 79¹ × 179¹

Step-3: Factors of 28278

List of positive integer factors of 28278 that divides 28278 without a remainder.

1, 2, 3, 6, 9, 18, 1571, 3142, 4713, 9426, 14139

Step-4: Factors of 28282

List of positive integer factors of 28282 that divides 28278 without a remainder.

1, 2, 79, 158, 179, 358, 14141

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28278 and 28282. The biggest common factor number is the GCF number.
So the greatest common factor 28278 and 28282 is 2.

Also check out the Least Common Multiple of 28278 and 28282