What is the Greatest Common Factor of 55209 and 55222?

Greatest common factor (GCF) of 55209 and 55222 is 1.

GCF(55209,55222) = 1

We will now calculate the prime factors of 55209 and 55222, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55209 and 55222.

How to find the GCF of 55209 and 55222?

We will first find the prime factorization of 55209 and 55222. After we will calculate the factors of 55209 and 55222 and find the biggest common factor number .

Step-1: Prime Factorization of 55209

Prime factors of 55209 are 3, 7, 11, 239. Prime factorization of 55209 in exponential form is:

55209 = 3¹ × 7¹ × 11¹ × 239¹

Step-2: Prime Factorization of 55222

Prime factors of 55222 are 2, 27611. Prime factorization of 55222 in exponential form is:

55222 = 2¹ × 27611¹

Step-3: Factors of 55209

List of positive integer factors of 55209 that divides 55209 without a remainder.

1, 3, 7, 11, 21, 33, 77, 231, 239, 717, 1673, 2629, 5019, 7887, 18403

Step-4: Factors of 55222

List of positive integer factors of 55222 that divides 55209 without a remainder.

1, 2, 27611

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55209 and 55222. The biggest common factor number is the GCF number.
So the greatest common factor 55209 and 55222 is 1.

Also check out the Least Common Multiple of 55209 and 55222