What is the Greatest Common Factor of 66703 and 66721?

Greatest common factor (GCF) of 66703 and 66721 is 1.

GCF(66703,66721) = 1

We will now calculate the prime factors of 66703 and 66721, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66703 and 66721.

How to find the GCF of 66703 and 66721?

We will first find the prime factorization of 66703 and 66721. After we will calculate the factors of 66703 and 66721 and find the biggest common factor number .

Step-1: Prime Factorization of 66703

Prime factors of 66703 are 7, 13, 733. Prime factorization of 66703 in exponential form is:

66703 = 7¹ × 13¹ × 733¹

Step-2: Prime Factorization of 66721

Prime factors of 66721 are 66721. Prime factorization of 66721 in exponential form is:

66721 = 66721¹

Step-3: Factors of 66703

List of positive integer factors of 66703 that divides 66703 without a remainder.

1, 7, 13, 91, 733, 5131, 9529

Step-4: Factors of 66721

List of positive integer factors of 66721 that divides 66703 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66703 and 66721. The biggest common factor number is the GCF number.
So the greatest common factor 66703 and 66721 is 1.

Also check out the Least Common Multiple of 66703 and 66721