256 (number)

256 (two hundred [and] fifty-six) is the natural number following 255 and preceding 257.

← 255 256 257 →
Cardinaltwo hundred fifty-six
Ordinal256th
(two hundred fifty-sixth)
Factorization28
Greek numeralΣΝϚ´
Roman numeralCCLVI
Binary1000000002
Ternary1001113
Octal4008
Duodecimal19412
Hexadecimal10016

In mathematicsEdit

256 is a composite number, with the factorization 256 = 28, which makes it a power of two.

  • 256 is 4 raised to the 4th power, so in tetration notation 256 is 24.[1]
  • 256 is a perfect square (162).
  • 256 is the only 3-digit number that is zenzizenzizenzic. It is 2 to the 8th power or  .
  • 256 is the lowest number that is a product of eight prime factors.

Removing the digit 6 from 256 yields 25, which is another perfect square.

In computingEdit

One octet (in most cases one byte) is equal to eight bits and has 28 or 256 possible values, counting from 0 to 255. The number 256 often appears in computer applications (especially on 8-bit systems) such as:

(2256 = 115,792,089,237,316,195,423,570,985,008,687,907,853,269,984,665,640,564,039,457,584,007,913,129,639,936 exactly).[5]

  • The number of bits in the SHA-256 cryptographic hash.
  • The branding number of nVidia's GeForce 256.

In other fieldsEdit

256 is also:

ReferencesEdit

  1. ^ "Power Tower." MathWorld. Archived April 27, 2014, at the Wayback Machine
  2. ^ "ASCII character chart." Microsoft. Archived January 19, 2013, at the Wayback Machine
  3. ^ "Windows 28591." Microsoft. Archived July 24, 2013, at the Wayback Machine
  4. ^ "Improving Performance in Excel 2007: The ‘Big Grid’ and Increased Limits in Excel 2007." Microsoft. Archived December 7, 2013, at the Wayback Machine
  5. ^ Creator(s) Of Google. "Google Search Engine Tools Results". Retrieved 10 September 2015.
  6. ^ Casserly, Meghan. "Why Women Watch The Olympics." Forbes. 2010-02-05. Archived May 22, 2013, at the Wayback Machine
  7. ^ Kelly DH, Sansone FE (1981). "Clinical estimation of fundamental frequency: the 3M Plastiform Magnetic Tape Viewer". J Commun Disord. 14 (2): 123–5. doi:10.1016/0021-9924(81)90004-6. PMID 7251914. When a need to convert from matched pitch to fundamental frequency arises, the problem is, perhaps, further compounded by training in which the speech clinician refers to middle C as 256 Hz (scientific pitch), while middle C in musical pitch is 262 Hz (Josephs, 1967)
  8. ^ Rohl, David M. (1996). Pharaohs and kings a biblical quest. Crown Publishers. p. 228. ISBN 978-0-517-70315-1.
  9. ^ Rohl, David M. (1996). Pharaohs and kings a biblical quest. Crown Publishers. p. 231. ISBN 978-0-517-70315-1.
  10. ^ "Gracenote Lyrics: Three-Five-Zero-Zero." Answers.com. Archived June 28, 2011, at the Wayback Machine
  11. ^ "Oxford Companion to Military History: infantry." Answers.com. Archived May 22, 2013, at the Wayback Machine
  12. ^ "2010 Winter Games." NBC Olympics. Archived March 1, 2014, at the Wayback Machine
  13. ^ Traikos, Michael, Canwest Olympic Team. "Bronze makes Apolo Ohno the most decorated Winter Olympian in U.S. history." The Vancouver Sun. 2010-02-20. Archived February 23, 2010, at the Wayback Machine
  14. ^ "Hands-On With The 256-Player MAG Beta." Game Informer. 2010-01-06. Archived October 18, 2012, at the Wayback Machine
  15. ^ Baron, Salo W. (1957). Social and Religious History of the Jews - V.4 Meeting of East and West (2nd ed.). Columbia University Press. p. 96. ISBN 978-0-231-08841-1.