
The pronunciation as a digit is very often shortened to that of the letter O to save time or keep rhythm.


The digit ‘ 0’ in a digital seven segment display. The additional following forms are equivalent as a cardinal number:

( mathematics ) The identity element with respect to addition.A digit in decimal, binary, and every other base numbering system.ġ5 × 134 = 2 01 0 0000 0001 2 0x1 000E 001 ( hexadecimal notation ).( Arabic digits ) The cardinal number zero indicating absence of any quantity.Tenth century “West Arabic” variation of the Nepali form of Hindu-Arabic numeral ٠ ( 0 ) (compare Devanāgarī script ०), adopted for use with the Latin script in Europe. 0̸ ( slashed zero, available only as a combination of two code points).
