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24 (number)

From Wikipedia, the free encyclopedia
"Number 24" redirects here. For the Norwegian film, seeNumber 24 (film).
Natural number
← 2324 25 →
Cardinaltwenty-four
Ordinal24th
(twenty-fourth)
Numeral systemtetravigesimal
Factorization23 × 3
Divisors1, 2, 3, 4, 6, 8, 12, 24
Greek numeralΚΔ´
Roman numeralXXIV,xxiv
Binary110002
Ternary2203
Senary406
Octal308
Duodecimal2012
Hexadecimal1816

24 (twenty-four) is thenatural number following23 and preceding25. It is equal to twodozen and one sixth of agross.

In mathematics

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24 is anevencomposite number, ahighly composite number, anabundant number, apractical number, and acongruent number. The many ways 24 can be constructed inspired achildren's mathematical game involving the use of any of the four standard operations on four numbers on a card to get 24.

24 is also part of the only nontrivial solution pair to thecannonball problem, along with70.[1] It is also thekissing number in4-dimensional space. This fact can be used in the construction of the 24-dimensionalLeech lattice. Anicositetragon is aregular polygon with 24 sides. Atesseract has 24 two-dimensionalsquarefaces. The24-cell, consisting of 24 octahedra and having 24 vertices, is a special polytope that only exists in four dimensions.

In religion

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In culture

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References

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  1. ^Weisstein, Eric W."Cannonball Problem".mathworld.wolfram.com. Retrieved2020-08-19.
  2. ^"Revelation 4:4, New International Version (1984)". Bible.cc. Retrieved2013-05-03.

External links

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