# Friedman number

> integer expressible as an arrangement of its digits with simple mathematical operations

**Wikidata**: [Q2300333](https://www.wikidata.org/wiki/Q2300333)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Friedman_number)  
**Source**: https://4ort.xyz/entity/friedman-number


## References

1. Freebase Data Dumps. 2013