What is the Greatest Common Factor of 20268 and 20288?

Greatest common factor (GCF) of 20268 and 20288 is 4.

GCF(20268,20288) = 4

We will now calculate the prime factors of 20268 and 20288, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20268 and 20288.

How to find the GCF of 20268 and 20288?

We will first find the prime factorization of 20268 and 20288. After we will calculate the factors of 20268 and 20288 and find the biggest common factor number .

Step-1: Prime Factorization of 20268

Prime factors of 20268 are 2, 3, 563. Prime factorization of 20268 in exponential form is:

20268 = 2² × 3² × 563¹

Step-2: Prime Factorization of 20288

Prime factors of 20288 are 2, 317. Prime factorization of 20288 in exponential form is:

20288 = 2⁶ × 317¹

Step-3: Factors of 20268

List of positive integer factors of 20268 that divides 20268 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 36, 563, 1126, 1689, 2252, 3378, 5067, 6756, 10134

Step-4: Factors of 20288

List of positive integer factors of 20288 that divides 20268 without a remainder.

1, 2, 4, 8, 16, 32, 64, 317, 634, 1268, 2536, 5072, 10144

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20268 and 20288. The biggest common factor number is the GCF number.
So the greatest common factor 20268 and 20288 is 4.

Also check out the Least Common Multiple of 20268 and 20288