What is the Greatest Common Factor of 13721 and 13725?

Greatest common factor (GCF) of 13721 and 13725 is 1.

GCF(13721,13725) = 1

We will now calculate the prime factors of 13721 and 13725, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13721 and 13725.

How to find the GCF of 13721 and 13725?

We will first find the prime factorization of 13721 and 13725. After we will calculate the factors of 13721 and 13725 and find the biggest common factor number .

Step-1: Prime Factorization of 13721

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

13721 = 13721¹

Step-2: Prime Factorization of 13725

Prime factors of 13725 are 3, 5, 61. Prime factorization of 13725 in exponential form is:

13725 = 3² × 5² × 61¹

Step-3: Factors of 13721

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

Step-4: Factors of 13725

List of positive integer factors of 13725 that divides 13721 without a remainder.

1, 3, 5, 9, 15, 25, 45, 61, 75, 183, 225, 305, 549, 915, 1525, 2745, 4575

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13721 and 13725. The biggest common factor number is the GCF number.
So the greatest common factor 13721 and 13725 is 1.

Also check out the Least Common Multiple of 13721 and 13725