What is the Greatest Common Factor of 30156 and 30168?

Greatest common factor (GCF) of 30156 and 30168 is 12.

GCF(30156,30168) = 12

We will now calculate the prime factors of 30156 and 30168, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30156 and 30168.

How to find the GCF of 30156 and 30168?

We will first find the prime factorization of 30156 and 30168. After we will calculate the factors of 30156 and 30168 and find the biggest common factor number .

Step-1: Prime Factorization of 30156

Prime factors of 30156 are 2, 3, 7, 359. Prime factorization of 30156 in exponential form is:

30156 = 2² × 3¹ × 7¹ × 359¹

Step-2: Prime Factorization of 30168

Prime factors of 30168 are 2, 3, 419. Prime factorization of 30168 in exponential form is:

30168 = 2³ × 3² × 419¹

Step-3: Factors of 30156

List of positive integer factors of 30156 that divides 30156 without a remainder.

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 359, 718, 1077, 1436, 2154, 2513, 4308, 5026, 7539, 10052, 15078

Step-4: Factors of 30168

List of positive integer factors of 30168 that divides 30156 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 419, 838, 1257, 1676, 2514, 3352, 3771, 5028, 7542, 10056, 15084

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30156 and 30168. The biggest common factor number is the GCF number.
So the greatest common factor 30156 and 30168 is 12.

Also check out the Least Common Multiple of 30156 and 30168