What Is Base 20 Called?
What Is Base 20 Called? A vigesimal (/vɪˈdʒɛsɪməl/) or base-20 (base-score) numeral system is based on twenty (in the same way in which the decimal numeral system is based on ten). Vigesimal is derived from the Latin adjective vicesimus, meaning ‘twentieth’. Why is French base-20? This is supposedly as they used their feet as well