243 (number)

← 242 243 244 →
Cardinaltwo hundred forty-three
Ordinal243rd
(two hundred forty-third)
Factorization35
Greek numeralΣΜΓ´
Roman numeralCCXLIII
Binary111100112
Ternary1000003
Senary10436
Octal3638
Duodecimal18312
HexadecimalF316

243 (two hundred [and] forty-three) is the natural number following 242 and preceding 244.

Additionally, 243 is:

  1. ^ "Sloane's A082897 : Perfect totient numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-28.