What is the Greatest Common Factor of 940 and 947?

Greatest common factor (GCF) of 940 and 947 is 1.

GCF(940,947) = 1

We will now calculate the prime factors of 940 and 947, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 940 and 947.

How to find the GCF of 940 and 947?

We will first find the prime factorization of 940 and 947. After we will calculate the factors of 940 and 947 and find the biggest common factor number .

Step-1: Prime Factorization of 940

Prime factors of 940 are 2, 5, 47. Prime factorization of 940 in exponential form is:

940 = 2² × 5¹ × 47¹

Step-2: Prime Factorization of 947

Prime factors of 947 are 947. Prime factorization of 947 in exponential form is:

947 = 947¹

Step-3: Factors of 940

List of positive integer factors of 940 that divides 940 without a remainder.

1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470

Step-4: Factors of 947

List of positive integer factors of 947 that divides 940 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 940 and 947. The biggest common factor number is the GCF number.
So the greatest common factor 940 and 947 is 1.

Also check out the Least Common Multiple of 940 and 947