What is the Greatest Common Factor of 13791 and 13803?

Greatest common factor (GCF) of 13791 and 13803 is 3.

GCF(13791,13803) = 3

We will now calculate the prime factors of 13791 and 13803, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13791 and 13803.

How to find the GCF of 13791 and 13803?

We will first find the prime factorization of 13791 and 13803. After we will calculate the factors of 13791 and 13803 and find the biggest common factor number .

Step-1: Prime Factorization of 13791

Prime factors of 13791 are 3, 4597. Prime factorization of 13791 in exponential form is:

13791 = 3¹ × 4597¹

Step-2: Prime Factorization of 13803

Prime factors of 13803 are 3, 43, 107. Prime factorization of 13803 in exponential form is:

13803 = 3¹ × 43¹ × 107¹

Step-3: Factors of 13791

List of positive integer factors of 13791 that divides 13791 without a remainder.

1, 3, 4597

Step-4: Factors of 13803

List of positive integer factors of 13803 that divides 13791 without a remainder.

1, 3, 43, 107, 129, 321, 4601

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13791 and 13803. The biggest common factor number is the GCF number.
So the greatest common factor 13791 and 13803 is 3.

Also check out the Least Common Multiple of 13791 and 13803