What is the Greatest Common Factor of 31312 and 31331?

Greatest common factor (GCF) of 31312 and 31331 is 19.

GCF(31312,31331) = 19

We will now calculate the prime factors of 31312 and 31331, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31312 and 31331.

How to find the GCF of 31312 and 31331?

We will first find the prime factorization of 31312 and 31331. After we will calculate the factors of 31312 and 31331 and find the biggest common factor number .

Step-1: Prime Factorization of 31312

Prime factors of 31312 are 2, 19, 103. Prime factorization of 31312 in exponential form is:

31312 = 2⁴ × 19¹ × 103¹

Step-2: Prime Factorization of 31331

Prime factors of 31331 are 17, 19, 97. Prime factorization of 31331 in exponential form is:

31331 = 17¹ × 19¹ × 97¹

Step-3: Factors of 31312

List of positive integer factors of 31312 that divides 31312 without a remainder.

1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 206, 304, 412, 824, 1648, 1957, 3914, 7828, 15656

Step-4: Factors of 31331

List of positive integer factors of 31331 that divides 31312 without a remainder.

1, 17, 19, 97, 323, 1649, 1843

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31312 and 31331. The biggest common factor number is the GCF number.
So the greatest common factor 31312 and 31331 is 19.

Also check out the Least Common Multiple of 31312 and 31331