4 (number)
natural number
The number four is a number and a numeral. It comes after the number three, and before the number five. In Roman numerals, it is IV.
| ||||
---|---|---|---|---|
Cardinal | four | |||
Ordinal | 4th (fourth) | |||
Numeral system | quaternary | |||
Factorization | 22 | |||
Divisors | 1, 2, 4 | |||
Greek numeral | Δ´ | |||
Roman numeral | IV | |||
Roman numeral (unicode) | Ⅳ, ⅳ | |||
Greek prefix | tetra- | |||
Latin prefix | quadri-/quadr- | |||
Binary | 1002 | |||
Ternary | 113 | |||
Quaternary | 104 | |||
Quinary | 45 | |||
Senary | 46 | |||
Octal | 48 | |||
Duodecimal | 412 | |||
Hexadecimal | 416 | |||
Vigesimal | 420 | |||
Base 36 | 436 | |||
Greek | δ (or Δ) | |||
Arabic | ٤,4 | |||
Persian | ۴ | |||
Urdu | ||||
Ge'ez | ፬ | |||
Bengali | ৪ | |||
Chinese numeral | 四,亖,肆 | |||
Korean | 넷,사 | |||
Devanagari | ४ | |||
Telugu | ౪ | |||
Malayalam | ൪ | |||
Tamil | ௪ | |||
Hebrew | ארבע (Arba, pronounced AR-bah) or ד (Dalet, 4th letter of the Hebrew alphabet) | |||
Khmer | ៤ | |||
Thai | ๔ | |||
Kannada | ४ |
Mathematics
In mathematics, the number four is an even number and the smallest composite number. Four is also the second square number after one.A small minority of people have four fingers on each hand and four toes on each foot.[source?] Four squared is 16, and four doubled is 8.
In geometry, quadrilaterals or tetragons are a kind of shapes called polygons have four sides and vertices, to which squares are quadrilaterals with sides of same length and vertices of the same wideness.
🔥 Top keywords: Main PageSpecial:Search0Slash (punctuation)BlackSpecial:RecentChanges4 (number)DavidSOLID (object-oriented design)Wikipedia:AboutFile:Sexual intercourse with internal ejaculation.webmHelp:ContentsHelp:IntroductionLisa Sparxxx2023 UEFA Champions League FinalColour24-hour clockAdolf Hitler UunonaBismillahir Rahmanir Raheem6 (number)T. N. SeshanFile:ASCII-Table-wide.svg20 (number)Poor Things (movie)United StatesCristiano RonaldoList of people who have walked on the MoonAli Malikov50 (number)17 (number)The Valley (2024 TV series)GrassList of mathematical symbolsList of U.S. states and territories by time zone8 (number)List of countries by areaWikipedia:Simple talkList of largest Hindu templesRama