What is the Greatest Common Factor of 55281 and 55287?

Greatest common factor (GCF) of 55281 and 55287 is 3.

GCF(55281,55287) = 3

We will now calculate the prime factors of 55281 and 55287, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55281 and 55287.

How to find the GCF of 55281 and 55287?

We will first find the prime factorization of 55281 and 55287. After we will calculate the factors of 55281 and 55287 and find the biggest common factor number .

Step-1: Prime Factorization of 55281

Prime factors of 55281 are 3, 18427. Prime factorization of 55281 in exponential form is:

55281 = 3¹ × 18427¹

Step-2: Prime Factorization of 55287

Prime factors of 55287 are 3, 6143. Prime factorization of 55287 in exponential form is:

55287 = 3² × 6143¹

Step-3: Factors of 55281

List of positive integer factors of 55281 that divides 55281 without a remainder.

1, 3, 18427

Step-4: Factors of 55287

List of positive integer factors of 55287 that divides 55281 without a remainder.

1, 3, 9, 6143, 18429

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55281 and 55287. The biggest common factor number is the GCF number.
So the greatest common factor 55281 and 55287 is 3.

Also check out the Least Common Multiple of 55281 and 55287