What is the Greatest Common Factor of 6940 and 6947?

Greatest common factor (GCF) of 6940 and 6947 is 1.

GCF(6940,6947) = 1

We will now calculate the prime factors of 6940 and 6947, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6940 and 6947.

How to find the GCF of 6940 and 6947?

We will first find the prime factorization of 6940 and 6947. After we will calculate the factors of 6940 and 6947 and find the biggest common factor number .

Step-1: Prime Factorization of 6940

Prime factors of 6940 are 2, 5, 347. Prime factorization of 6940 in exponential form is:

6940 = 2² × 5¹ × 347¹

Step-2: Prime Factorization of 6947

Prime factors of 6947 are 6947. Prime factorization of 6947 in exponential form is:

6947 = 6947¹

Step-3: Factors of 6940

List of positive integer factors of 6940 that divides 6940 without a remainder.

1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470

Step-4: Factors of 6947

List of positive integer factors of 6947 that divides 6940 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6940 and 6947. The biggest common factor number is the GCF number.
So the greatest common factor 6940 and 6947 is 1.

Also check out the Least Common Multiple of 6940 and 6947