What is the Greatest Common Factor of 17689 and 17703?

Greatest common factor (GCF) of 17689 and 17703 is 7.

GCF(17689,17703) = 7

We will now calculate the prime factors of 17689 and 17703, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17689 and 17703.

How to find the GCF of 17689 and 17703?

We will first find the prime factorization of 17689 and 17703. After we will calculate the factors of 17689 and 17703 and find the biggest common factor number .

Step-1: Prime Factorization of 17689

Prime factors of 17689 are 7, 19. Prime factorization of 17689 in exponential form is:

17689 = 7² × 19²

Step-2: Prime Factorization of 17703

Prime factors of 17703 are 3, 7, 281. Prime factorization of 17703 in exponential form is:

17703 = 3² × 7¹ × 281¹

Step-3: Factors of 17689

List of positive integer factors of 17689 that divides 17689 without a remainder.

1, 7, 19, 49, 133, 361, 931, 2527

Step-4: Factors of 17703

List of positive integer factors of 17703 that divides 17689 without a remainder.

1, 3, 7, 9, 21, 63, 281, 843, 1967, 2529, 5901

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17689 and 17703. The biggest common factor number is the GCF number.
So the greatest common factor 17689 and 17703 is 7.

Also check out the Least Common Multiple of 17689 and 17703