What is the Greatest Common Factor of 20761 and 20779?

Greatest common factor (GCF) of 20761 and 20779 is 1.

GCF(20761,20779) = 1

We will now calculate the prime factors of 20761 and 20779, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20761 and 20779.

How to find the GCF of 20761 and 20779?

We will first find the prime factorization of 20761 and 20779. After we will calculate the factors of 20761 and 20779 and find the biggest common factor number .

Step-1: Prime Factorization of 20761

Prime factors of 20761 are 13, 1597. Prime factorization of 20761 in exponential form is:

20761 = 13¹ × 1597¹

Step-2: Prime Factorization of 20779

Prime factors of 20779 are 11, 1889. Prime factorization of 20779 in exponential form is:

20779 = 11¹ × 1889¹

Step-3: Factors of 20761

List of positive integer factors of 20761 that divides 20761 without a remainder.

1, 13, 1597

Step-4: Factors of 20779

List of positive integer factors of 20779 that divides 20761 without a remainder.

1, 11, 1889

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20761 and 20779. The biggest common factor number is the GCF number.
So the greatest common factor 20761 and 20779 is 1.

Also check out the Least Common Multiple of 20761 and 20779