What is the Greatest Common Factor of 43581 and 43596?

Greatest common factor (GCF) of 43581 and 43596 is 3.

GCF(43581,43596) = 3

We will now calculate the prime factors of 43581 and 43596, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43581 and 43596.

How to find the GCF of 43581 and 43596?

We will first find the prime factorization of 43581 and 43596. After we will calculate the factors of 43581 and 43596 and find the biggest common factor number .

Step-1: Prime Factorization of 43581

Prime factors of 43581 are 3, 73, 199. Prime factorization of 43581 in exponential form is:

43581 = 3¹ × 73¹ × 199¹

Step-2: Prime Factorization of 43596

Prime factors of 43596 are 2, 3, 7, 173. Prime factorization of 43596 in exponential form is:

43596 = 2² × 3² × 7¹ × 173¹

Step-3: Factors of 43581

List of positive integer factors of 43581 that divides 43581 without a remainder.

1, 3, 73, 199, 219, 597, 14527

Step-4: Factors of 43596

List of positive integer factors of 43596 that divides 43581 without a remainder.

1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 173, 252, 346, 519, 692, 1038, 1211, 1557, 2076, 2422, 3114, 3633, 4844, 6228, 7266, 10899, 14532, 21798

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43581 and 43596. The biggest common factor number is the GCF number.
So the greatest common factor 43581 and 43596 is 3.

Also check out the Least Common Multiple of 43581 and 43596