What is the Greatest Common Factor of 55220 and 55239?

Greatest common factor (GCF) of 55220 and 55239 is 1.

GCF(55220,55239) = 1

We will now calculate the prime factors of 55220 and 55239, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55220 and 55239.

How to find the GCF of 55220 and 55239?

We will first find the prime factorization of 55220 and 55239. After we will calculate the factors of 55220 and 55239 and find the biggest common factor number .

Step-1: Prime Factorization of 55220

Prime factors of 55220 are 2, 5, 11, 251. Prime factorization of 55220 in exponential form is:

55220 = 2² × 5¹ × 11¹ × 251¹

Step-2: Prime Factorization of 55239

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

55239 = 3¹ × 18413¹

Step-3: Factors of 55220

List of positive integer factors of 55220 that divides 55220 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251, 502, 1004, 1255, 2510, 2761, 5020, 5522, 11044, 13805, 27610

Step-4: Factors of 55239

List of positive integer factors of 55239 that divides 55220 without a remainder.

1, 3, 18413

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55220 and 55239. The biggest common factor number is the GCF number.
So the greatest common factor 55220 and 55239 is 1.

Also check out the Least Common Multiple of 55220 and 55239