What is the Greatest Common Factor of 38438 and 38456?

Greatest common factor (GCF) of 38438 and 38456 is 2.

GCF(38438,38456) = 2

We will now calculate the prime factors of 38438 and 38456, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38438 and 38456.

How to find the GCF of 38438 and 38456?

We will first find the prime factorization of 38438 and 38456. After we will calculate the factors of 38438 and 38456 and find the biggest common factor number .

Step-1: Prime Factorization of 38438

Prime factors of 38438 are 2, 19219. Prime factorization of 38438 in exponential form is:

38438 = 2¹ × 19219¹

Step-2: Prime Factorization of 38456

Prime factors of 38456 are 2, 11, 19, 23. Prime factorization of 38456 in exponential form is:

38456 = 2³ × 11¹ × 19¹ × 23¹

Step-3: Factors of 38438

List of positive integer factors of 38438 that divides 38438 without a remainder.

1, 2, 19219

Step-4: Factors of 38456

List of positive integer factors of 38456 that divides 38438 without a remainder.

1, 2, 4, 8, 11, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 184, 209, 253, 418, 437, 506, 836, 874, 1012, 1672, 1748, 2024, 3496, 4807, 9614, 19228

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38438 and 38456. The biggest common factor number is the GCF number.
So the greatest common factor 38438 and 38456 is 2.

Also check out the Least Common Multiple of 38438 and 38456