What is the Greatest Common Factor of 6940 and 6950?

Greatest common factor (GCF) of 6940 and 6950 is 10.

GCF(6940,6950) = 10

We will now calculate the prime factors of 6940 and 6950, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6940 and 6950.

How to find the GCF of 6940 and 6950?

We will first find the prime factorization of 6940 and 6950. After we will calculate the factors of 6940 and 6950 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 6950

Prime factors of 6950 are 2, 5, 139. Prime factorization of 6950 in exponential form is:

6950 = 2¹ × 5² × 139¹

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 6950

List of positive integer factors of 6950 that divides 6940 without a remainder.

1, 2, 5, 10, 25, 50, 139, 278, 695, 1390, 3475

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6940 and 6950. The biggest common factor number is the GCF number.
So the greatest common factor 6940 and 6950 is 10.

Also check out the Least Common Multiple of 6940 and 6950