What is the Greatest Common Factor of 12180 and 12190?

Greatest common factor (GCF) of 12180 and 12190 is 10.

GCF(12180,12190) = 10

We will now calculate the prime factors of 12180 and 12190, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12180 and 12190.

How to find the GCF of 12180 and 12190?

We will first find the prime factorization of 12180 and 12190. After we will calculate the factors of 12180 and 12190 and find the biggest common factor number .

Step-1: Prime Factorization of 12180

Prime factors of 12180 are 2, 3, 5, 7, 29. Prime factorization of 12180 in exponential form is:

12180 = 2² × 3¹ × 5¹ × 7¹ × 29¹

Step-2: Prime Factorization of 12190

Prime factors of 12190 are 2, 5, 23, 53. Prime factorization of 12190 in exponential form is:

12190 = 2¹ × 5¹ × 23¹ × 53¹

Step-3: Factors of 12180

List of positive integer factors of 12180 that divides 12180 without a remainder.

1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 3045, 4060, 6090

Step-4: Factors of 12190

List of positive integer factors of 12190 that divides 12180 without a remainder.

1, 2, 5, 10, 23, 46, 53, 106, 115, 230, 265, 530, 1219, 2438, 6095

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12180 and 12190. The biggest common factor number is the GCF number.
So the greatest common factor 12180 and 12190 is 10.

Also check out the Least Common Multiple of 12180 and 12190