What is the Greatest Common Factor of 31358 and 31378?

Greatest common factor (GCF) of 31358 and 31378 is 2.

GCF(31358,31378) = 2

We will now calculate the prime factors of 31358 and 31378, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31358 and 31378.

How to find the GCF of 31358 and 31378?

We will first find the prime factorization of 31358 and 31378. After we will calculate the factors of 31358 and 31378 and find the biggest common factor number .

Step-1: Prime Factorization of 31358

Prime factors of 31358 are 2, 15679. Prime factorization of 31358 in exponential form is:

31358 = 2¹ × 15679¹

Step-2: Prime Factorization of 31378

Prime factors of 31378 are 2, 29, 541. Prime factorization of 31378 in exponential form is:

31378 = 2¹ × 29¹ × 541¹

Step-3: Factors of 31358

List of positive integer factors of 31358 that divides 31358 without a remainder.

1, 2, 15679

Step-4: Factors of 31378

List of positive integer factors of 31378 that divides 31358 without a remainder.

1, 2, 29, 58, 541, 1082, 15689

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31358 and 31378. The biggest common factor number is the GCF number.
So the greatest common factor 31358 and 31378 is 2.

Also check out the Least Common Multiple of 31358 and 31378