What is the Greatest Common Factor of 8440 and 8444?

Greatest common factor (GCF) of 8440 and 8444 is 4.

GCF(8440,8444) = 4

We will now calculate the prime factors of 8440 and 8444, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8440 and 8444.

How to find the GCF of 8440 and 8444?

We will first find the prime factorization of 8440 and 8444. After we will calculate the factors of 8440 and 8444 and find the biggest common factor number .

Step-1: Prime Factorization of 8440

Prime factors of 8440 are 2, 5, 211. Prime factorization of 8440 in exponential form is:

8440 = 2³ × 5¹ × 211¹

Step-2: Prime Factorization of 8444

Prime factors of 8444 are 2, 2111. Prime factorization of 8444 in exponential form is:

8444 = 2² × 2111¹

Step-3: Factors of 8440

List of positive integer factors of 8440 that divides 8440 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220

Step-4: Factors of 8444

List of positive integer factors of 8444 that divides 8440 without a remainder.

1, 2, 4, 2111, 4222

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8440 and 8444. The biggest common factor number is the GCF number.
So the greatest common factor 8440 and 8444 is 4.

Also check out the Least Common Multiple of 8440 and 8444