What is the Greatest Common Factor of 28535 and 28555?

Greatest common factor (GCF) of 28535 and 28555 is 5.

GCF(28535,28555) = 5

We will now calculate the prime factors of 28535 and 28555, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28535 and 28555.

How to find the GCF of 28535 and 28555?

We will first find the prime factorization of 28535 and 28555. After we will calculate the factors of 28535 and 28555 and find the biggest common factor number .

Step-1: Prime Factorization of 28535

Prime factors of 28535 are 5, 13, 439. Prime factorization of 28535 in exponential form is:

28535 = 5¹ × 13¹ × 439¹

Step-2: Prime Factorization of 28555

Prime factors of 28555 are 5, 5711. Prime factorization of 28555 in exponential form is:

28555 = 5¹ × 5711¹

Step-3: Factors of 28535

List of positive integer factors of 28535 that divides 28535 without a remainder.

1, 5, 13, 65, 439, 2195, 5707

Step-4: Factors of 28555

List of positive integer factors of 28555 that divides 28535 without a remainder.

1, 5, 5711

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28535 and 28555. The biggest common factor number is the GCF number.
So the greatest common factor 28535 and 28555 is 5.

Also check out the Least Common Multiple of 28535 and 28555