# Kempner function

> function that maps an integer 𝑛 to the smallest integer whose factorial is a multiple of 𝑛

**Wikidata**: [Q1414564](https://www.wikidata.org/wiki/Q1414564)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kempner_function)  
**Source**: https://4ort.xyz/entity/kempner-function