273 (number)

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

List of numbers — Integers ← 0 100 200 300 400 500 600 700 800 900 →
Cardinal	Two hundred [and] seventy-three
Ordinal	273rd
Factorization	$273 = 3 \cdot 7 \cdot 13$
Roman numeral	CCLXXIII
Binary	100010001
Hexadecimal	111

It is a sphenic number, and a repdigit in base 9 (333), base 16 (111), base 20 (DD or 13 13), base 38 (77), and base 90 (33).

[edit] In other fields

273 is also:

The zero of the Celsius temperature scale is (to the nearest whole number) 273 Kelvin
American composer John Cage's piano composition 4′33″ consists of 273 seconds (four minutes and 33 seconds) of silence, in three movements.
The year AD 273 and 273 BC.