What is the Greatest Common Factor of 20751 and 20763?

Greatest common factor (GCF) of 20751 and 20763 is 3.

GCF(20751,20763) = 3

We will now calculate the prime factors of 20751 and 20763, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20751 and 20763.

How to find the GCF of 20751 and 20763?

We will first find the prime factorization of 20751 and 20763. After we will calculate the factors of 20751 and 20763 and find the biggest common factor number .

Step-1: Prime Factorization of 20751

Prime factors of 20751 are 3, 6917. Prime factorization of 20751 in exponential form is:

20751 = 3¹ × 6917¹

Step-2: Prime Factorization of 20763

Prime factors of 20763 are 3, 769. Prime factorization of 20763 in exponential form is:

20763 = 3³ × 769¹

Step-3: Factors of 20751

List of positive integer factors of 20751 that divides 20751 without a remainder.

1, 3, 6917

Step-4: Factors of 20763

List of positive integer factors of 20763 that divides 20751 without a remainder.

1, 3, 9, 27, 769, 2307, 6921

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20751 and 20763. The biggest common factor number is the GCF number.
So the greatest common factor 20751 and 20763 is 3.

Also check out the Least Common Multiple of 20751 and 20763