---
tag: 09115NQZ07
kind: concept
name: Arithmetic function
msc: [11A25]
sources:
  - url: https://en.wikipedia.org/wiki/Arithmetic_function
    locator: lead section
same_as:
  wikidata: Q140744
  wikipedia: Arithmetic function
---

## Summary

An arithmetic function is a function on the positive integers with complex values, often one that expresses an arithmetic property of $n$.
The [[definition of an arithmetic function|0H2EPRZC0D]] gives the precise form.