What is the Greatest Common Factor of 31156 and 31168?

Greatest common factor (GCF) of 31156 and 31168 is 4.

GCF(31156,31168) = 4

We will now calculate the prime factors of 31156 and 31168, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31156 and 31168.

How to find the GCF of 31156 and 31168?

We will first find the prime factorization of 31156 and 31168. After we will calculate the factors of 31156 and 31168 and find the biggest common factor number .

Step-1: Prime Factorization of 31156

Prime factors of 31156 are 2, 7789. Prime factorization of 31156 in exponential form is:

31156 = 2² × 7789¹

Step-2: Prime Factorization of 31168

Prime factors of 31168 are 2, 487. Prime factorization of 31168 in exponential form is:

31168 = 2⁶ × 487¹

Step-3: Factors of 31156

List of positive integer factors of 31156 that divides 31156 without a remainder.

1, 2, 4, 7789, 15578

Step-4: Factors of 31168

List of positive integer factors of 31168 that divides 31156 without a remainder.

1, 2, 4, 8, 16, 32, 64, 487, 974, 1948, 3896, 7792, 15584

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31156 and 31168. The biggest common factor number is the GCF number.
So the greatest common factor 31156 and 31168 is 4.

Also check out the Least Common Multiple of 31156 and 31168