A vigesimal (/ v ɪ ˈ dʒ ɛ s ɪ m əl / vij-ESS-im-əl) 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'.

Instant free online tool for decimal to base-20 conversion or vice versa. The decimal to base-20 conversion table and conversion steps are also listed. Also, explore tools to convert decimal or base-20 to other numbers units or learn more about numbers conversions.

2023年1月21日 · The vigesimal system or base 20 system is a numbering system based on the number twenty (in the same way that the decimal system is based on

2025年4月1日 · The base-20 notational system for representing real numbers. The digits used to represent numbers using vigesimal notation are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F, G, H, I, and J. A base-20 number system was used by the Aztecs and Mayans.

Vigesimal (also known as base 20) is a numeral system that uses 10 numbers and 10 letters (20 digits) : 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F, G, H, I, J and sometimes K. Vigesimal is related to Kaktovik numerals system, because they both use base 20. Sometimes, they do not use I because I looks like a 1.

To convert between different bases: What happens when you need more than 10 digits? Undecimal (Base 11) needs one more digit than Decimal, so "A" is used, like this: ... Duodecimal (Base 12) needs two more digits than Decimal, so "A" and "B" are used: ...

2021年3月1日 · There are explanations for base 60, there is some explanation for base 20, but base 40 -- used in medieval Russia -- remains largely a mystery. In this paper, we provide a possible explanation for all these three bases, an explanation based on the natural need to manage large groups of people.

…with the decimal or the vigesimal system, where the base is 20. Similarly, the pure base six scale seems to occur only sparsely in northwest Africa and is otherwise combined with the duodecimal, or base 12, system.

Base 20 (base-20) conversion calculators, tables and definition, converts Base 20 to other base number units.

base-20 conversion calculators, convert from base-20 to other Base Number units.