# Category:Non-standard positional numeral systems

> Wikimedia category

**Wikidata**: [Q7145923](https://www.wikidata.org/wiki/Q7145923)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Category:Non-standard_positional_numeral_systems)  
**Source**: https://4ort.xyz/entity/category-non-standard-positional-numeral-systems