What is the Greatest Common Factor of 9917 and 9927?

Greatest common factor (GCF) of 9917 and 9927 is 1.

GCF(9917,9927) = 1

We will now calculate the prime factors of 9917 and 9927, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9917 and 9927.

How to find the GCF of 9917 and 9927?

We will first find the prime factorization of 9917 and 9927. After we will calculate the factors of 9917 and 9927 and find the biggest common factor number .

Step-1: Prime Factorization of 9917

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

9917 = 47¹ × 211¹

Step-2: Prime Factorization of 9927

Prime factors of 9927 are 3, 1103. Prime factorization of 9927 in exponential form is:

9927 = 3² × 1103¹

Step-3: Factors of 9917

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

1, 47, 211

Step-4: Factors of 9927

List of positive integer factors of 9927 that divides 9917 without a remainder.

1, 3, 9, 1103, 3309

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9917 and 9927. The biggest common factor number is the GCF number.
So the greatest common factor 9917 and 9927 is 1.

Also check out the Least Common Multiple of 9917 and 9927