3

3 (prev 2, next 4)

1. The cardinal number three.
2. A digit in the decimal system of numbering, as well as octal, and hexadecimal.
3. (superscript) The cube of a number or a unit.

   m³ stands for cubic meter.

4. (phonetics) the pitch of a tone, perhaps most commonly mid-pitch, but it may instead be high or low depending on local convention (e.g. the highest or lowest pitch if only the numbers 1–3 are used)

   Synonyms: ˥, ˦, ˧, ˨, ˩, depending on other values

5. (phonetics, Sinosphere) tone number 3, typically identified with dark rising yin shang (陰上). May be identified with departing qu tone (去) if the yin–yang distinction is not made.

   Synonyms: ꜂, ꜄

The following are equivalent forms as digits:

The following are only equivalent as representations of the cardinal number:

• (Arabic digits): 0 1 2 3 4 5 6 7 8 9

Other representations of 3:

M2 is used to represent three as the second Mersenne prime.

3 (plural 3s)

1. (sports, skateboarding, snowboarding, skiing) Clipping of 360. (360° spin)

3

1. Alternative transliteration of ꜣ.