What is the Greatest Common Factor of 19747 and 19767?

Greatest common factor (GCF) of 19747 and 19767 is 1.

GCF(19747,19767) = 1

We will now calculate the prime factors of 19747 and 19767, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19747 and 19767.

How to find the GCF of 19747 and 19767?

We will first find the prime factorization of 19747 and 19767. After we will calculate the factors of 19747 and 19767 and find the biggest common factor number .

Step-1: Prime Factorization of 19747

Prime factors of 19747 are 7, 13, 31. Prime factorization of 19747 in exponential form is:

19747 = 7² × 13¹ × 31¹

Step-2: Prime Factorization of 19767

Prime factors of 19767 are 3, 11, 599. Prime factorization of 19767 in exponential form is:

19767 = 3¹ × 11¹ × 599¹

Step-3: Factors of 19747

List of positive integer factors of 19747 that divides 19747 without a remainder.

1, 7, 13, 31, 49, 91, 217, 403, 637, 1519, 2821

Step-4: Factors of 19767

List of positive integer factors of 19767 that divides 19747 without a remainder.

1, 3, 11, 33, 599, 1797, 6589

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19747 and 19767. The biggest common factor number is the GCF number.
So the greatest common factor 19747 and 19767 is 1.

Also check out the Least Common Multiple of 19747 and 19767