What is the Greatest Common Factor of 48438 and 48456?

Greatest common factor (GCF) of 48438 and 48456 is 18.

GCF(48438,48456) = 18

We will now calculate the prime factors of 48438 and 48456, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 48438 and 48456.

How to find the GCF of 48438 and 48456?

We will first find the prime factorization of 48438 and 48456. After we will calculate the factors of 48438 and 48456 and find the biggest common factor number .

Step-1: Prime Factorization of 48438

Prime factors of 48438 are 2, 3, 13, 23. Prime factorization of 48438 in exponential form is:

48438 = 2¹ × 3⁴ × 13¹ × 23¹

Step-2: Prime Factorization of 48456

Prime factors of 48456 are 2, 3, 673. Prime factorization of 48456 in exponential form is:

48456 = 2³ × 3² × 673¹

Step-3: Factors of 48438

List of positive integer factors of 48438 that divides 48438 without a remainder.

1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 81, 117, 138, 162, 207, 234, 299, 351, 414, 598, 621, 702, 897, 1053, 1242, 1794, 1863, 2106, 2691, 3726, 5382, 8073, 16146, 24219

Step-4: Factors of 48456

List of positive integer factors of 48456 that divides 48438 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 673, 1346, 2019, 2692, 4038, 5384, 6057, 8076, 12114, 16152, 24228

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 48438 and 48456. The biggest common factor number is the GCF number.
So the greatest common factor 48438 and 48456 is 18.

Also check out the Least Common Multiple of 48438 and 48456