What is the Greatest Common Factor of 5721 and 5727?

Greatest common factor (GCF) of 5721 and 5727 is 3.

GCF(5721,5727) = 3

We will now calculate the prime factors of 5721 and 5727, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5721 and 5727.

How to find the GCF of 5721 and 5727?

We will first find the prime factorization of 5721 and 5727. After we will calculate the factors of 5721 and 5727 and find the biggest common factor number .

Step-1: Prime Factorization of 5721

Prime factors of 5721 are 3, 1907. Prime factorization of 5721 in exponential form is:

5721 = 3¹ × 1907¹

Step-2: Prime Factorization of 5727

Prime factors of 5727 are 3, 23, 83. Prime factorization of 5727 in exponential form is:

5727 = 3¹ × 23¹ × 83¹

Step-3: Factors of 5721

List of positive integer factors of 5721 that divides 5721 without a remainder.

1, 3, 1907

Step-4: Factors of 5727

List of positive integer factors of 5727 that divides 5721 without a remainder.

1, 3, 23, 69, 83, 249, 1909

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5721 and 5727. The biggest common factor number is the GCF number.
So the greatest common factor 5721 and 5727 is 3.

Also check out the Least Common Multiple of 5721 and 5727