Let $n$ be the smallest composite number such that it can be written as the product of two positive integers that differ by 10.  How many distinct prime factors does $n$ have?
Question:
Let $n$ be the smallest composite number such that it can be written as the product of two positive integers that differ by 10.  How many distinct prime factors does $n$ have?
Answer:
Let's think step by step.

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2
Let $n$ be the smallest composite number such that it can be written as the product of two positive integers that differ by 10.  How many distinct prime factors does $n$ have?
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