What is the Greatest Common Factor of 55158 and 55170?

Greatest common factor (GCF) of 55158 and 55170 is 6.

GCF(55158,55170) = 6

We will now calculate the prime factors of 55158 and 55170, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55158 and 55170.

How to find the GCF of 55158 and 55170?

We will first find the prime factorization of 55158 and 55170. After we will calculate the factors of 55158 and 55170 and find the biggest common factor number .

Step-1: Prime Factorization of 55158

Prime factors of 55158 are 2, 3, 29, 317. Prime factorization of 55158 in exponential form is:

55158 = 2¹ × 3¹ × 29¹ × 317¹

Step-2: Prime Factorization of 55170

Prime factors of 55170 are 2, 3, 5, 613. Prime factorization of 55170 in exponential form is:

55170 = 2¹ × 3² × 5¹ × 613¹

Step-3: Factors of 55158

List of positive integer factors of 55158 that divides 55158 without a remainder.

1, 2, 3, 6, 29, 58, 87, 174, 317, 634, 951, 1902, 9193, 18386, 27579

Step-4: Factors of 55170

List of positive integer factors of 55170 that divides 55158 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 613, 1226, 1839, 3065, 3678, 5517, 6130, 9195, 11034, 18390, 27585

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55158 and 55170. The biggest common factor number is the GCF number.
So the greatest common factor 55158 and 55170 is 6.

Also check out the Least Common Multiple of 55158 and 55170