What is the Greatest Common Factor of 43686 and 43695?

Greatest common factor (GCF) of 43686 and 43695 is 9.

GCF(43686,43695) = 9

We will now calculate the prime factors of 43686 and 43695, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43686 and 43695.

How to find the GCF of 43686 and 43695?

We will first find the prime factorization of 43686 and 43695. After we will calculate the factors of 43686 and 43695 and find the biggest common factor number .

Step-1: Prime Factorization of 43686

Prime factors of 43686 are 2, 3, 809. Prime factorization of 43686 in exponential form is:

43686 = 2¹ × 3³ × 809¹

Step-2: Prime Factorization of 43695

Prime factors of 43695 are 3, 5, 971. Prime factorization of 43695 in exponential form is:

43695 = 3² × 5¹ × 971¹

Step-3: Factors of 43686

List of positive integer factors of 43686 that divides 43686 without a remainder.

1, 2, 3, 6, 9, 18, 27, 54, 809, 1618, 2427, 4854, 7281, 14562, 21843

Step-4: Factors of 43695

List of positive integer factors of 43695 that divides 43686 without a remainder.

1, 3, 5, 9, 15, 45, 971, 2913, 4855, 8739, 14565

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43686 and 43695. The biggest common factor number is the GCF number.
So the greatest common factor 43686 and 43695 is 9.

Also check out the Least Common Multiple of 43686 and 43695