What is the Greatest Common Factor of 13713 and 13721?

Greatest common factor (GCF) of 13713 and 13721 is 1.

GCF(13713,13721) = 1

We will now calculate the prime factors of 13713 and 13721, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13713 and 13721.

How to find the GCF of 13713 and 13721?

We will first find the prime factorization of 13713 and 13721. After we will calculate the factors of 13713 and 13721 and find the biggest common factor number .

Step-1: Prime Factorization of 13713

Prime factors of 13713 are 3, 7, 653. Prime factorization of 13713 in exponential form is:

13713 = 3¹ × 7¹ × 653¹

Step-2: Prime Factorization of 13721

Prime factors of 13721 are 13721. Prime factorization of 13721 in exponential form is:

13721 = 13721¹

Step-3: Factors of 13713

List of positive integer factors of 13713 that divides 13713 without a remainder.

1, 3, 7, 21, 653, 1959, 4571

Step-4: Factors of 13721

List of positive integer factors of 13721 that divides 13713 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13713 and 13721. The biggest common factor number is the GCF number.
So the greatest common factor 13713 and 13721 is 1.

Also check out the Least Common Multiple of 13713 and 13721