What is the Greatest Common Factor of 43156 and 43176?

Greatest common factor (GCF) of 43156 and 43176 is 4.

GCF(43156,43176) = 4

We will now calculate the prime factors of 43156 and 43176, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43156 and 43176.

How to find the GCF of 43156 and 43176?

We will first find the prime factorization of 43156 and 43176. After we will calculate the factors of 43156 and 43176 and find the biggest common factor number .

Step-1: Prime Factorization of 43156

Prime factors of 43156 are 2, 10789. Prime factorization of 43156 in exponential form is:

43156 = 2² × 10789¹

Step-2: Prime Factorization of 43176

Prime factors of 43176 are 2, 3, 7, 257. Prime factorization of 43176 in exponential form is:

43176 = 2³ × 3¹ × 7¹ × 257¹

Step-3: Factors of 43156

List of positive integer factors of 43156 that divides 43156 without a remainder.

1, 2, 4, 10789, 21578

Step-4: Factors of 43176

List of positive integer factors of 43176 that divides 43156 without a remainder.

1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 257, 514, 771, 1028, 1542, 1799, 2056, 3084, 3598, 5397, 6168, 7196, 10794, 14392, 21588

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43156 and 43176. The biggest common factor number is the GCF number.
So the greatest common factor 43156 and 43176 is 4.

Also check out the Least Common Multiple of 43156 and 43176