What is the Greatest Common Factor of 55239 and 55251?

Greatest common factor (GCF) of 55239 and 55251 is 3.

GCF(55239,55251) = 3

We will now calculate the prime factors of 55239 and 55251, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55239 and 55251.

How to find the GCF of 55239 and 55251?

We will first find the prime factorization of 55239 and 55251. After we will calculate the factors of 55239 and 55251 and find the biggest common factor number .

Step-1: Prime Factorization of 55239

Prime factors of 55239 are 3, 18413. Prime factorization of 55239 in exponential form is:

55239 = 3¹ × 18413¹

Step-2: Prime Factorization of 55251

Prime factors of 55251 are 3, 7, 877. Prime factorization of 55251 in exponential form is:

55251 = 3² × 7¹ × 877¹

Step-3: Factors of 55239

List of positive integer factors of 55239 that divides 55239 without a remainder.

1, 3, 18413

Step-4: Factors of 55251

List of positive integer factors of 55251 that divides 55239 without a remainder.

1, 3, 7, 9, 21, 63, 877, 2631, 6139, 7893, 18417

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55239 and 55251. The biggest common factor number is the GCF number.
So the greatest common factor 55239 and 55251 is 3.

Also check out the Least Common Multiple of 55239 and 55251