What is the Greatest Common Factor of 55443 and 55449?

Greatest common factor (GCF) of 55443 and 55449 is 3.

GCF(55443,55449) = 3

We will now calculate the prime factors of 55443 and 55449, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55443 and 55449.

How to find the GCF of 55443 and 55449?

We will first find the prime factorization of 55443 and 55449. After we will calculate the factors of 55443 and 55449 and find the biggest common factor number .

Step-1: Prime Factorization of 55443

Prime factors of 55443 are 3, 18481. Prime factorization of 55443 in exponential form is:

55443 = 3¹ × 18481¹

Step-2: Prime Factorization of 55449

Prime factors of 55449 are 3, 61, 101. Prime factorization of 55449 in exponential form is:

55449 = 3² × 61¹ × 101¹

Step-3: Factors of 55443

List of positive integer factors of 55443 that divides 55443 without a remainder.

1, 3, 18481

Step-4: Factors of 55449

List of positive integer factors of 55449 that divides 55443 without a remainder.

1, 3, 9, 61, 101, 183, 303, 549, 909, 6161, 18483

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55443 and 55449. The biggest common factor number is the GCF number.
So the greatest common factor 55443 and 55449 is 3.

Also check out the Least Common Multiple of 55443 and 55449