What is the Greatest Common Factor of 5709 and 5720?

Greatest common factor (GCF) of 5709 and 5720 is 11.

GCF(5709,5720) = 11

We will now calculate the prime factors of 5709 and 5720, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5709 and 5720.

How to find the GCF of 5709 and 5720?

We will first find the prime factorization of 5709 and 5720. After we will calculate the factors of 5709 and 5720 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 5720

Prime factors of 5720 are 2, 5, 11, 13. Prime factorization of 5720 in exponential form is:

5720 = 2³ × 5¹ × 11¹ × 13¹

Step-3: Factors of 5709

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

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

Step-4: Factors of 5720

List of positive integer factors of 5720 that divides 5709 without a remainder.

1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5709 and 5720. The biggest common factor number is the GCF number.
So the greatest common factor 5709 and 5720 is 11.

Also check out the Least Common Multiple of 5709 and 5720