273 (number)

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273 (two hundred [and] seventy-three) is the natural number following 272 and preceding 274.

← 272 273 274 →
Cardinaltwo hundred seventy-three
Ordinal273rd
(two hundred seventy-third)
Factorization3 × 7 × 13
Greek numeralΣΟΓ´
Roman numeralCCLXXIII
Binary1000100012
Ternary1010103
Quaternary101014
Quinary20435
Senary11336
Octal4218
Duodecimal1A912
Hexadecimal11116
VigesimalDD20
Base 367L36

273 is a figurate number, a truncated triangular pyramid number.[1] There are 273 different ternary trees with five nodes.[2]

In other fields[edit]

The zero of the Celsius temperature scale is (to the nearest whole number) 273 kelvins. Thus, absolute zero (0 K) is approximately −273 °C.[3] The freezing temperature of water and the thermodynamic temperature of the triple point of water are both approximately 0 °C or 273 K.[4][5]

References[edit]

  1. ^ Sloane, N. J. A. (ed.). "Sequence A051937 (Truncated triangular pyramid numbers))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  2. ^ Sloane, N. J. A. (ed.). "Sequence A001764 (Binomial(3n,n)/(2n+1) (enumerates ternary trees and also noncrossing trees))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  3. ^ James Shipman; Jerry Wilson; Charles Higgins (2012), An Introduction to Physical Science (13th ed.), Cengage Learning, p. 107, ISBN 9781133104094.
  4. ^ Larry Kirkpatrick; Gregory Francis (2006), Physics: A World View (6th ed.), Cengage Learning, p. 219, ISBN 9780495010883.
  5. ^ Alphonso Hendricks; Loganathan Subramony; Charmaine Van Blerk (1999), Physics for Engineering, Juta and Company Ltd, p. 229, ISBN 9780702144080.