What is the Greatest Common Factor of 43620 and 43629?

Greatest common factor (GCF) of 43620 and 43629 is 3.

GCF(43620,43629) = 3

We will now calculate the prime factors of 43620 and 43629, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43620 and 43629.

How to find the GCF of 43620 and 43629?

We will first find the prime factorization of 43620 and 43629. After we will calculate the factors of 43620 and 43629 and find the biggest common factor number .

Step-1: Prime Factorization of 43620

Prime factors of 43620 are 2, 3, 5, 727. Prime factorization of 43620 in exponential form is:

43620 = 2² × 3¹ × 5¹ × 727¹

Step-2: Prime Factorization of 43629

Prime factors of 43629 are 3, 14543. Prime factorization of 43629 in exponential form is:

43629 = 3¹ × 14543¹

Step-3: Factors of 43620

List of positive integer factors of 43620 that divides 43620 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 727, 1454, 2181, 2908, 3635, 4362, 7270, 8724, 10905, 14540, 21810

Step-4: Factors of 43629

List of positive integer factors of 43629 that divides 43620 without a remainder.

1, 3, 14543

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43620 and 43629. The biggest common factor number is the GCF number.
So the greatest common factor 43620 and 43629 is 3.

Also check out the Least Common Multiple of 43620 and 43629