What is the Greatest Common Factor of 31786 and 31804?

Greatest common factor (GCF) of 31786 and 31804 is 2.

GCF(31786,31804) = 2

We will now calculate the prime factors of 31786 and 31804, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31786 and 31804.

How to find the GCF of 31786 and 31804?

We will first find the prime factorization of 31786 and 31804. After we will calculate the factors of 31786 and 31804 and find the biggest common factor number .

Step-1: Prime Factorization of 31786

Prime factors of 31786 are 2, 23, 691. Prime factorization of 31786 in exponential form is:

31786 = 2¹ × 23¹ × 691¹

Step-2: Prime Factorization of 31804

Prime factors of 31804 are 2, 7951. Prime factorization of 31804 in exponential form is:

31804 = 2² × 7951¹

Step-3: Factors of 31786

List of positive integer factors of 31786 that divides 31786 without a remainder.

1, 2, 23, 46, 691, 1382, 15893

Step-4: Factors of 31804

List of positive integer factors of 31804 that divides 31786 without a remainder.

1, 2, 4, 7951, 15902

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31786 and 31804. The biggest common factor number is the GCF number.
So the greatest common factor 31786 and 31804 is 2.

Also check out the Least Common Multiple of 31786 and 31804