radix numeration system; radix notation
Technical computing term for a system of representing numbers using a base (radix), such as binary, decimal, or hexadecimal.
Computers represent numbers using a radix numeration system.
基数 means 'radix' or 'base' (e.g., base 10), while 基数記数法 refers to the entire notation system based on a radix.
記数法 is a broader term for 'numeration system' or 'notation system'; 基数記数法 specifies that the system is based on a radix.
Compound of 基数 (radix, base) and 記数法 (numeration system). The exact historical derivation is uncertain; the term is used in modern computing contexts.