What is the Greatest Common Factor of 90168 and 90180?

Greatest common factor (GCF) of 90168 and 90180 is 12.

GCF(90168,90180) = 12

We will now calculate the prime factors of 90168 and 90180, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90168 and 90180.

How to find the GCF of 90168 and 90180?

We will first find the prime factorization of 90168 and 90180. After we will calculate the factors of 90168 and 90180 and find the biggest common factor number .

Step-1: Prime Factorization of 90168

Prime factors of 90168 are 2, 3, 13, 17. Prime factorization of 90168 in exponential form is:

90168 = 2³ × 3¹ × 13¹ × 17²

Step-2: Prime Factorization of 90180

Prime factors of 90180 are 2, 3, 5, 167. Prime factorization of 90180 in exponential form is:

90180 = 2² × 3³ × 5¹ × 167¹

Step-3: Factors of 90168

List of positive integer factors of 90168 that divides 90168 without a remainder.

1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 289, 312, 408, 442, 578, 663, 867, 884, 1156, 1326, 1734, 1768, 2312, 2652, 3468, 3757, 5304, 6936, 7514, 11271, 15028, 22542, 30056, 45084

Step-4: Factors of 90180

List of positive integer factors of 90180 that divides 90168 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 167, 180, 270, 334, 501, 540, 668, 835, 1002, 1503, 1670, 2004, 2505, 3006, 3340, 4509, 5010, 6012, 7515, 9018, 10020, 15030, 18036, 22545, 30060, 45090

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90168 and 90180. The biggest common factor number is the GCF number.
So the greatest common factor 90168 and 90180 is 12.

Also check out the Least Common Multiple of 90168 and 90180