What is the Greatest Common Factor of 43716 and 43720?

Greatest common factor (GCF) of 43716 and 43720 is 4.

GCF(43716,43720) = 4

We will now calculate the prime factors of 43716 and 43720, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43716 and 43720.

How to find the GCF of 43716 and 43720?

We will first find the prime factorization of 43716 and 43720. After we will calculate the factors of 43716 and 43720 and find the biggest common factor number .

Step-1: Prime Factorization of 43716

Prime factors of 43716 are 2, 3, 3643. Prime factorization of 43716 in exponential form is:

43716 = 2² × 3¹ × 3643¹

Step-2: Prime Factorization of 43720

Prime factors of 43720 are 2, 5, 1093. Prime factorization of 43720 in exponential form is:

43720 = 2³ × 5¹ × 1093¹

Step-3: Factors of 43716

List of positive integer factors of 43716 that divides 43716 without a remainder.

1, 2, 3, 4, 6, 12, 3643, 7286, 10929, 14572, 21858

Step-4: Factors of 43720

List of positive integer factors of 43720 that divides 43716 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1093, 2186, 4372, 5465, 8744, 10930, 21860

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43716 and 43720. The biggest common factor number is the GCF number.
So the greatest common factor 43716 and 43720 is 4.

Also check out the Least Common Multiple of 43716 and 43720