84 (number)

From Infogalactic: the planetary knowledge core
Jump to: navigation, search
83 84 85
Cardinal eighty-four
Ordinal 84th
(eighty-fourth)
Factorization 22× 3 × 7
Divisors 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84
Roman numeral LXXXIV
Binary 10101002
Ternary 100103
Quaternary 11104
Quinary 3145
Senary 2206
Octal 1248
Duodecimal 7012
Hexadecimal 5416
Vigesimal 4420
Base 36 2C36

84 (eighty-four) is the natural number following 83 and preceding 85.

In mathematics

84 is:


A hepteract is a seven-dimensional hypercube with 84 penteract 5-faces.



In astronomy

In other fields

Eighty-four is also:

See also

References

  1. Lua error in package.lua at line 80: module 'strict' not found.
  2. http://eclipse.gsfc.nasa.gov/SEsaros/SEsaros084.html
  3. http://eclipse.gsfc.nasa.gov/LEsaros/LEsaros084.html
  4. Lua error in package.lua at line 80: module 'strict' not found., 2.2, Latin original. See Easter controversy#Synod of Whitby in 664 and Computus.