
4 - Wikipedia
4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is a square number, the smallest semiprime and composite number, and is considered unlucky in …
Learn About the Number 4 | Number of the Day: 4 | Four with
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4 (number) - New World Encyclopedia
4 (four) is a number, numeral, and glyph that represents the number. It is the natural number [1] that follows 3 and precedes 5. It is an integer and a cardinal number, that is, a number that is …
4 (number) - Simple English Wikipedia, the free encyclopedia
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 …
About The Number 4 - Numeraly
Welcome to the About The Number 4 page, where we delve into the fascinating world of this unique and ubiquitous digit. As one of the most significant numbers in various fields such as …
4 - definition of 4 by The Free Dictionary
Define 4. 4 synonyms, 4 pronunciation, 4 translation, English dictionary definition of 4. Noun 1. 4 - the cardinal number that is the sum of three and one IV, Little Joe, quadruplet, quartet, …
Number 4 - Facts about the integer - Numbermatics
4 is a deficient number, because the sum of its proper divisors (3) is less than itself. Its deficiency is 1. 4 is a perfect square number. Its square root is 2. How big is 4? A cube with a volume of …
4 - Wiktionary, the free dictionary
Jun 21, 2025 · 4 (prev 3, next 5) The cardinal number four. A digit in the decimal system of numbering, and also in octal, and hexadecimal. (phonetics, often superscript) The pitch of a …
FOUR Definition & Meaning - Merriam-Webster
The meaning of FOUR is a number that is one more than three. How to use four in a sentence.
20 Fun Facts About The Number 4 That Will Fascinate You
Mar 4, 2023 · In Roman numerals, the number 4 is represented as “IV.” The four seasons bring a variety of weather and beauty, but only one of them comes with pumpkin spice. In numerology, …