What is the Greatest Common Factor of 28289 and 28303?

Greatest common factor (GCF) of 28289 and 28303 is 1.

GCF(28289,28303) = 1

We will now calculate the prime factors of 28289 and 28303, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28289 and 28303.

How to find the GCF of 28289 and 28303?

We will first find the prime factorization of 28289 and 28303. After we will calculate the factors of 28289 and 28303 and find the biggest common factor number .

Step-1: Prime Factorization of 28289

Prime factors of 28289 are 28289. Prime factorization of 28289 in exponential form is:

28289 = 28289¹

Step-2: Prime Factorization of 28303

Prime factors of 28303 are 11, 31, 83. Prime factorization of 28303 in exponential form is:

28303 = 11¹ × 31¹ × 83¹

Step-3: Factors of 28289

List of positive integer factors of 28289 that divides 28289 without a remainder.

Step-4: Factors of 28303

List of positive integer factors of 28303 that divides 28289 without a remainder.

1, 11, 31, 83, 341, 913, 2573

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28289 and 28303. The biggest common factor number is the GCF number.
So the greatest common factor 28289 and 28303 is 1.

Also check out the Least Common Multiple of 28289 and 28303