What is the Greatest Common Factor of 43665 and 43679?

Greatest common factor (GCF) of 43665 and 43679 is 1.

GCF(43665,43679) = 1

We will now calculate the prime factors of 43665 and 43679, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43665 and 43679.

How to find the GCF of 43665 and 43679?

We will first find the prime factorization of 43665 and 43679. After we will calculate the factors of 43665 and 43679 and find the biggest common factor number .

Step-1: Prime Factorization of 43665

Prime factors of 43665 are 3, 5, 41, 71. Prime factorization of 43665 in exponential form is:

43665 = 3¹ × 5¹ × 41¹ × 71¹

Step-2: Prime Factorization of 43679

Prime factors of 43679 are 31, 1409. Prime factorization of 43679 in exponential form is:

43679 = 31¹ × 1409¹

Step-3: Factors of 43665

List of positive integer factors of 43665 that divides 43665 without a remainder.

1, 3, 5, 15, 41, 71, 123, 205, 213, 355, 615, 1065, 2911, 8733, 14555

Step-4: Factors of 43679

List of positive integer factors of 43679 that divides 43665 without a remainder.

1, 31, 1409

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43665 and 43679. The biggest common factor number is the GCF number.
So the greatest common factor 43665 and 43679 is 1.

Also check out the Least Common Multiple of 43665 and 43679