What is the Greatest Common Factor of 31844 and 31863?

Greatest common factor (GCF) of 31844 and 31863 is 19.

GCF(31844,31863) = 19

We will now calculate the prime factors of 31844 and 31863, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31844 and 31863.

How to find the GCF of 31844 and 31863?

We will first find the prime factorization of 31844 and 31863. After we will calculate the factors of 31844 and 31863 and find the biggest common factor number .

Step-1: Prime Factorization of 31844

Prime factors of 31844 are 2, 19, 419. Prime factorization of 31844 in exponential form is:

31844 = 2² × 19¹ × 419¹

Step-2: Prime Factorization of 31863

Prime factors of 31863 are 3, 13, 19, 43. Prime factorization of 31863 in exponential form is:

31863 = 3¹ × 13¹ × 19¹ × 43¹

Step-3: Factors of 31844

List of positive integer factors of 31844 that divides 31844 without a remainder.

1, 2, 4, 19, 38, 76, 419, 838, 1676, 7961, 15922

Step-4: Factors of 31863

List of positive integer factors of 31863 that divides 31844 without a remainder.

1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 741, 817, 1677, 2451, 10621

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31844 and 31863. The biggest common factor number is the GCF number.
So the greatest common factor 31844 and 31863 is 19.

Also check out the Least Common Multiple of 31844 and 31863