What is the Greatest Common Factor of 31708 and 31724?

Greatest common factor (GCF) of 31708 and 31724 is 4.

GCF(31708,31724) = 4

We will now calculate the prime factors of 31708 and 31724, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31708 and 31724.

How to find the GCF of 31708 and 31724?

We will first find the prime factorization of 31708 and 31724. After we will calculate the factors of 31708 and 31724 and find the biggest common factor number .

Step-1: Prime Factorization of 31708

Prime factors of 31708 are 2, 7927. Prime factorization of 31708 in exponential form is:

31708 = 2² × 7927¹

Step-2: Prime Factorization of 31724

Prime factors of 31724 are 2, 7, 11, 103. Prime factorization of 31724 in exponential form is:

31724 = 2² × 7¹ × 11¹ × 103¹

Step-3: Factors of 31708

List of positive integer factors of 31708 that divides 31708 without a remainder.

1, 2, 4, 7927, 15854

Step-4: Factors of 31724

List of positive integer factors of 31724 that divides 31708 without a remainder.

1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 412, 721, 1133, 1442, 2266, 2884, 4532, 7931, 15862

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31708 and 31724. The biggest common factor number is the GCF number.
So the greatest common factor 31708 and 31724 is 4.

Also check out the Least Common Multiple of 31708 and 31724