What is the Greatest Common Factor of 31896 and 31914?

Greatest common factor (GCF) of 31896 and 31914 is 18.

GCF(31896,31914) = 18

We will now calculate the prime factors of 31896 and 31914, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31896 and 31914.

How to find the GCF of 31896 and 31914?

We will first find the prime factorization of 31896 and 31914. After we will calculate the factors of 31896 and 31914 and find the biggest common factor number .

Step-1: Prime Factorization of 31896

Prime factors of 31896 are 2, 3, 443. Prime factorization of 31896 in exponential form is:

31896 = 2³ × 3² × 443¹

Step-2: Prime Factorization of 31914

Prime factors of 31914 are 2, 3, 197. Prime factorization of 31914 in exponential form is:

31914 = 2¹ × 3⁴ × 197¹

Step-3: Factors of 31896

List of positive integer factors of 31896 that divides 31896 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 443, 886, 1329, 1772, 2658, 3544, 3987, 5316, 7974, 10632, 15948

Step-4: Factors of 31914

List of positive integer factors of 31914 that divides 31896 without a remainder.

1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 394, 591, 1182, 1773, 3546, 5319, 10638, 15957

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31896 and 31914. The biggest common factor number is the GCF number.
So the greatest common factor 31896 and 31914 is 18.

Also check out the Least Common Multiple of 31896 and 31914