What is the Greatest Common Factor of 5769 and 5781?

Greatest common factor (GCF) of 5769 and 5781 is 3.

GCF(5769,5781) = 3

We will now calculate the prime factors of 5769 and 5781, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5769 and 5781.

How to find the GCF of 5769 and 5781?

We will first find the prime factorization of 5769 and 5781. After we will calculate the factors of 5769 and 5781 and find the biggest common factor number .

Step-1: Prime Factorization of 5769

Prime factors of 5769 are 3, 641. Prime factorization of 5769 in exponential form is:

5769 = 3² × 641¹

Step-2: Prime Factorization of 5781

Prime factors of 5781 are 3, 41, 47. Prime factorization of 5781 in exponential form is:

5781 = 3¹ × 41¹ × 47¹

Step-3: Factors of 5769

List of positive integer factors of 5769 that divides 5769 without a remainder.

1, 3, 9, 641, 1923

Step-4: Factors of 5781

List of positive integer factors of 5781 that divides 5769 without a remainder.

1, 3, 41, 47, 123, 141, 1927

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5769 and 5781. The biggest common factor number is the GCF number.
So the greatest common factor 5769 and 5781 is 3.

Also check out the Least Common Multiple of 5769 and 5781