What is the Greatest Common Factor of 43368 and 43381?

Greatest common factor (GCF) of 43368 and 43381 is 13.

GCF(43368,43381) = 13

We will now calculate the prime factors of 43368 and 43381, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43368 and 43381.

How to find the GCF of 43368 and 43381?

We will first find the prime factorization of 43368 and 43381. After we will calculate the factors of 43368 and 43381 and find the biggest common factor number .

Step-1: Prime Factorization of 43368

Prime factors of 43368 are 2, 3, 13, 139. Prime factorization of 43368 in exponential form is:

43368 = 2³ × 3¹ × 13¹ × 139¹

Step-2: Prime Factorization of 43381

Prime factors of 43381 are 13, 47, 71. Prime factorization of 43381 in exponential form is:

43381 = 13¹ × 47¹ × 71¹

Step-3: Factors of 43368

List of positive integer factors of 43368 that divides 43368 without a remainder.

1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 139, 156, 278, 312, 417, 556, 834, 1112, 1668, 1807, 3336, 3614, 5421, 7228, 10842, 14456, 21684

Step-4: Factors of 43381

List of positive integer factors of 43381 that divides 43368 without a remainder.

1, 13, 47, 71, 611, 923, 3337

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43368 and 43381. The biggest common factor number is the GCF number.
So the greatest common factor 43368 and 43381 is 13.

Also check out the Least Common Multiple of 43368 and 43381