# Prime Counting Function

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**Prime counting function** is a function which gives total counts of prime numbers less than or equal to a given real number $x.$

## Section Heading

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## Example Question 1

This is the answer to the question, with a detailed solution. If math is needed, it can be done inline: $x^2 = 144$, or it can be in a centered display:

$\frac{x^2}{x+3} = 4y$

And our final answer is 10. $_\square$

**Cite as:**Prime Counting Function.

*Brilliant.org*. Retrieved from https://brilliant.org/wiki/prime-counting-funtion/