What is the Greatest Common Factor of 18424 and 18431?

Greatest common factor (GCF) of 18424 and 18431 is 7.

GCF(18424,18431) = 7

We will now calculate the prime factors of 18424 and 18431, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18424 and 18431.

How to find the GCF of 18424 and 18431?

We will first find the prime factorization of 18424 and 18431. After we will calculate the factors of 18424 and 18431 and find the biggest common factor number .

Step-1: Prime Factorization of 18424

Prime factors of 18424 are 2, 7, 47. Prime factorization of 18424 in exponential form is:

18424 = 2³ × 7² × 47¹

Step-2: Prime Factorization of 18431

Prime factors of 18431 are 7, 2633. Prime factorization of 18431 in exponential form is:

18431 = 7¹ × 2633¹

Step-3: Factors of 18424

List of positive integer factors of 18424 that divides 18424 without a remainder.

1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 376, 392, 658, 1316, 2303, 2632, 4606, 9212

Step-4: Factors of 18431

List of positive integer factors of 18431 that divides 18424 without a remainder.

1, 7, 2633

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18424 and 18431. The biggest common factor number is the GCF number.
So the greatest common factor 18424 and 18431 is 7.

Also check out the Least Common Multiple of 18424 and 18431