What is the Greatest Common Factor of 31178 and 31195?

Greatest common factor (GCF) of 31178 and 31195 is 17.

GCF(31178,31195) = 17

We will now calculate the prime factors of 31178 and 31195, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31178 and 31195.

How to find the GCF of 31178 and 31195?

We will first find the prime factorization of 31178 and 31195. After we will calculate the factors of 31178 and 31195 and find the biggest common factor number .

Step-1: Prime Factorization of 31178

Prime factors of 31178 are 2, 7, 17, 131. Prime factorization of 31178 in exponential form is:

31178 = 2¹ × 7¹ × 17¹ × 131¹

Step-2: Prime Factorization of 31195

Prime factors of 31195 are 5, 17, 367. Prime factorization of 31195 in exponential form is:

31195 = 5¹ × 17¹ × 367¹

Step-3: Factors of 31178

List of positive integer factors of 31178 that divides 31178 without a remainder.

1, 2, 7, 14, 17, 34, 119, 131, 238, 262, 917, 1834, 2227, 4454, 15589

Step-4: Factors of 31195

List of positive integer factors of 31195 that divides 31178 without a remainder.

1, 5, 17, 85, 367, 1835, 6239

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31178 and 31195. The biggest common factor number is the GCF number.
So the greatest common factor 31178 and 31195 is 17.

Also check out the Least Common Multiple of 31178 and 31195