What is the Greatest Common Factor of 5691 and 5709?

Greatest common factor (GCF) of 5691 and 5709 is 3.

GCF(5691,5709) = 3

We will now calculate the prime factors of 5691 and 5709, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5691 and 5709.

How to find the GCF of 5691 and 5709?

We will first find the prime factorization of 5691 and 5709. After we will calculate the factors of 5691 and 5709 and find the biggest common factor number .

Step-1: Prime Factorization of 5691

Prime factors of 5691 are 3, 7, 271. Prime factorization of 5691 in exponential form is:

5691 = 3¹ × 7¹ × 271¹

Step-2: Prime Factorization of 5709

Prime factors of 5709 are 3, 11, 173. Prime factorization of 5709 in exponential form is:

5709 = 3¹ × 11¹ × 173¹

Step-3: Factors of 5691

List of positive integer factors of 5691 that divides 5691 without a remainder.

1, 3, 7, 21, 271, 813, 1897

Step-4: Factors of 5709

List of positive integer factors of 5709 that divides 5691 without a remainder.

1, 3, 11, 33, 173, 519, 1903

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5691 and 5709. The biggest common factor number is the GCF number.
So the greatest common factor 5691 and 5709 is 3.

Also check out the Least Common Multiple of 5691 and 5709