What is the Greatest Common Factor of 40416 and 40431?

Greatest common factor (GCF) of 40416 and 40431 is 3.

GCF(40416,40431) = 3

We will now calculate the prime factors of 40416 and 40431, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40416 and 40431.

How to find the GCF of 40416 and 40431?

We will first find the prime factorization of 40416 and 40431. After we will calculate the factors of 40416 and 40431 and find the biggest common factor number .

Step-1: Prime Factorization of 40416

Prime factors of 40416 are 2, 3, 421. Prime factorization of 40416 in exponential form is:

40416 = 2⁵ × 3¹ × 421¹

Step-2: Prime Factorization of 40431

Prime factors of 40431 are 3, 13477. Prime factorization of 40431 in exponential form is:

40431 = 3¹ × 13477¹

Step-3: Factors of 40416

List of positive integer factors of 40416 that divides 40416 without a remainder.

1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 421, 842, 1263, 1684, 2526, 3368, 5052, 6736, 10104, 13472, 20208

Step-4: Factors of 40431

List of positive integer factors of 40431 that divides 40416 without a remainder.

1, 3, 13477

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40416 and 40431. The biggest common factor number is the GCF number.
So the greatest common factor 40416 and 40431 is 3.

Also check out the Least Common Multiple of 40416 and 40431