What is the Greatest Common Factor of 55170 and 55180?

Greatest common factor (GCF) of 55170 and 55180 is 10.

GCF(55170,55180) = 10

We will now calculate the prime factors of 55170 and 55180, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55170 and 55180.

How to find the GCF of 55170 and 55180?

We will first find the prime factorization of 55170 and 55180. After we will calculate the factors of 55170 and 55180 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 55180

Prime factors of 55180 are 2, 5, 31, 89. Prime factorization of 55180 in exponential form is:

55180 = 2² × 5¹ × 31¹ × 89¹

Step-3: Factors of 55170

List of positive integer factors of 55170 that divides 55170 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

Step-4: Factors of 55180

List of positive integer factors of 55180 that divides 55170 without a remainder.

1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1780, 2759, 5518, 11036, 13795, 27590

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55170 and 55180. The biggest common factor number is the GCF number.
So the greatest common factor 55170 and 55180 is 10.

Also check out the Least Common Multiple of 55170 and 55180