What is the Greatest Common Factor of 9681 and 9691?

Greatest common factor (GCF) of 9681 and 9691 is 1.

GCF(9681,9691) = 1

We will now calculate the prime factors of 9681 and 9691, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9681 and 9691.

How to find the GCF of 9681 and 9691?

We will first find the prime factorization of 9681 and 9691. After we will calculate the factors of 9681 and 9691 and find the biggest common factor number .

Step-1: Prime Factorization of 9681

Prime factors of 9681 are 3, 7, 461. Prime factorization of 9681 in exponential form is:

9681 = 3¹ × 7¹ × 461¹

Step-2: Prime Factorization of 9691

Prime factors of 9691 are 11, 881. Prime factorization of 9691 in exponential form is:

9691 = 11¹ × 881¹

Step-3: Factors of 9681

List of positive integer factors of 9681 that divides 9681 without a remainder.

1, 3, 7, 21, 461, 1383, 3227

Step-4: Factors of 9691

List of positive integer factors of 9691 that divides 9681 without a remainder.

1, 11, 881

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9681 and 9691. The biggest common factor number is the GCF number.
So the greatest common factor 9681 and 9691 is 1.

Also check out the Least Common Multiple of 9681 and 9691