What is the Greatest Common Factor of 9913 and 9917?

Greatest common factor (GCF) of 9913 and 9917 is 1.

GCF(9913,9917) = 1

We will now calculate the prime factors of 9913 and 9917, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9913 and 9917.

How to find the GCF of 9913 and 9917?

We will first find the prime factorization of 9913 and 9917. After we will calculate the factors of 9913 and 9917 and find the biggest common factor number .

Step-1: Prime Factorization of 9913

Prime factors of 9913 are 23, 431. Prime factorization of 9913 in exponential form is:

9913 = 23¹ × 431¹

Step-2: Prime Factorization of 9917

Prime factors of 9917 are 47, 211. Prime factorization of 9917 in exponential form is:

9917 = 47¹ × 211¹

Step-3: Factors of 9913

List of positive integer factors of 9913 that divides 9913 without a remainder.

1, 23, 431

Step-4: Factors of 9917

List of positive integer factors of 9917 that divides 9913 without a remainder.

1, 47, 211

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9913 and 9917. The biggest common factor number is the GCF number.
So the greatest common factor 9913 and 9917 is 1.

Also check out the Least Common Multiple of 9913 and 9917