GCF and LCM Calculator Logo

What is the Greatest Common Factor of 28865 and 28882?

Greatest common factor (GCF) of 28865 and 28882 is 1.

GCF(28865,28882) = 1

We will now calculate the prime factors of 28865 and 28882, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28865 and 28882.

GCF Calculator and
and

How to find the GCF of 28865 and 28882?

We will first find the prime factorization of 28865 and 28882. After we will calculate the factors of 28865 and 28882 and find the biggest common factor number .

Step-1: Prime Factorization of 28865

Prime factors of 28865 are 5, 23, 251. Prime factorization of 28865 in exponential form is:

28865 = 51 × 231 × 2511

Step-2: Prime Factorization of 28882

Prime factors of 28882 are 2, 7, 2063. Prime factorization of 28882 in exponential form is:

28882 = 21 × 71 × 20631

Step-3: Factors of 28865

List of positive integer factors of 28865 that divides 28865 without a remainder.

1, 5, 23, 115, 251, 1255, 5773

Step-4: Factors of 28882

List of positive integer factors of 28882 that divides 28865 without a remainder.

1, 2, 7, 14, 2063, 4126, 14441

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28865 and 28882. The biggest common factor number is the GCF number.
So the greatest common factor 28865 and 28882 is 1.

Also check out the Least Common Multiple of 28865 and 28882