Asked by ψ(`∇´)ψ

What is the greatest common factor of 5 and 28?

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Answered by GPT-4o mini
To find the greatest common factor (GCF) of 5 and 28, we start by determining the factors of each number.

The factors of 5 are:
- 1, 5

The factors of 28 are:
- 1, 2, 4, 7, 14, 28

Now, we look for the common factors between these two sets of factors. The only factor that appears in both lists is:

- 1

Therefore, the greatest common factor of 5 and 28 is:

\[
\boxed{1}
\]

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