What is the Greatest Common Factor of 38420 and 38432?

Greatest common factor (GCF) of 38420 and 38432 is 4.

GCF(38420,38432) = 4

We will now calculate the prime factors of 38420 and 38432, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38420 and 38432.

How to find the GCF of 38420 and 38432?

We will first find the prime factorization of 38420 and 38432. After we will calculate the factors of 38420 and 38432 and find the biggest common factor number .

Step-1: Prime Factorization of 38420

Prime factors of 38420 are 2, 5, 17, 113. Prime factorization of 38420 in exponential form is:

38420 = 2² × 5¹ × 17¹ × 113¹

Step-2: Prime Factorization of 38432

Prime factors of 38432 are 2, 1201. Prime factorization of 38432 in exponential form is:

38432 = 2⁵ × 1201¹

Step-3: Factors of 38420

List of positive integer factors of 38420 that divides 38420 without a remainder.

1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 340, 452, 565, 1130, 1921, 2260, 3842, 7684, 9605, 19210

Step-4: Factors of 38432

List of positive integer factors of 38432 that divides 38420 without a remainder.

1, 2, 4, 8, 16, 32, 1201, 2402, 4804, 9608, 19216

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38420 and 38432. The biggest common factor number is the GCF number.
So the greatest common factor 38420 and 38432 is 4.

Also check out the Least Common Multiple of 38420 and 38432