What is the Greatest Common Factor of 31806 and 31825?

Greatest common factor (GCF) of 31806 and 31825 is 19.

GCF(31806,31825) = 19

We will now calculate the prime factors of 31806 and 31825, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31806 and 31825.

How to find the GCF of 31806 and 31825?

We will first find the prime factorization of 31806 and 31825. After we will calculate the factors of 31806 and 31825 and find the biggest common factor number .

Step-1: Prime Factorization of 31806

Prime factors of 31806 are 2, 3, 19, 31. Prime factorization of 31806 in exponential form is:

31806 = 2¹ × 3³ × 19¹ × 31¹

Step-2: Prime Factorization of 31825

Prime factors of 31825 are 5, 19, 67. Prime factorization of 31825 in exponential form is:

31825 = 5² × 19¹ × 67¹

Step-3: Factors of 31806

List of positive integer factors of 31806 that divides 31806 without a remainder.

1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 93, 114, 171, 186, 279, 342, 513, 558, 589, 837, 1026, 1178, 1674, 1767, 3534, 5301, 10602, 15903

Step-4: Factors of 31825

List of positive integer factors of 31825 that divides 31806 without a remainder.

1, 5, 19, 25, 67, 95, 335, 475, 1273, 1675, 6365

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31806 and 31825. The biggest common factor number is the GCF number.
So the greatest common factor 31806 and 31825 is 19.

Also check out the Least Common Multiple of 31806 and 31825