What is the Greatest Common Factor of 56430 and 56438?

Greatest common factor (GCF) of 56430 and 56438 is 2.

GCF(56430,56438) = 2

We will now calculate the prime factors of 56430 and 56438, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56430 and 56438.

How to find the GCF of 56430 and 56438?

We will first find the prime factorization of 56430 and 56438. After we will calculate the factors of 56430 and 56438 and find the biggest common factor number .

Step-1: Prime Factorization of 56430

Prime factors of 56430 are 2, 3, 5, 11, 19. Prime factorization of 56430 in exponential form is:

56430 = 2¹ × 3³ × 5¹ × 11¹ × 19¹

Step-2: Prime Factorization of 56438

Prime factors of 56438 are 2, 28219. Prime factorization of 56438 in exponential form is:

56438 = 2¹ × 28219¹

Step-3: Factors of 56430

List of positive integer factors of 56430 that divides 56430 without a remainder.

1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 27, 30, 33, 38, 45, 54, 55, 57, 66, 90, 95, 99, 110, 114, 135, 165, 171, 190, 198, 209, 270, 285, 297, 330, 342, 418, 495, 513, 570, 594, 627, 855, 990, 1026, 1045, 1254, 1485, 1710, 1881, 2090, 2565, 2970, 3135, 3762, 5130, 5643, 6270, 9405, 11286, 18810, 28215

Step-4: Factors of 56438

List of positive integer factors of 56438 that divides 56430 without a remainder.

1, 2, 28219

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 56430 and 56438. The biggest common factor number is the GCF number.
So the greatest common factor 56430 and 56438 is 2.

Also check out the Least Common Multiple of 56430 and 56438