50 (number)

From Wikipedia, the free encyclopedia
(Redirected from Fifty)
Jump to navigation Jump to search

Script error: No such module "redirect hatnote". Template:Infobox number

50 (fifty) is the natural number following 49 and preceding 51.

In mathematics

File:Square-sum-50.png
50 as the sum of two non-zero squares

Fifty is the smallest number that is the sum of two non-zero square numbers in two distinct ways.[1] 50 is an unsigned Stirling number of the first kind[2] and a Narayana number.[3]

Template:Sister project

In science

In religion

In other fields

  • The percentage (50%) equivalent to one half, so that the phrase "fifty-fifty" commonly expresses something divided equally in two; in business this is often denoted as being the ultimate in equal partnership
  • In years of marriage, the gold or "golden" wedding anniversary

References

<templatestyles src="Reflist/styles.css" />

  1. de Koninck, J.M. (2009). Those fascinating numbers. AMS Bookstore. p. 18. Template:ISBN.
  2. Script error: No such module "citation/CS1".Script error: No such module "Check for unknown parameters".
  3. Script error: No such module "citation/CS1".Script error: No such module "Check for unknown parameters".
  4. Script error: No such module "citation/CS1".

Script error: No such module "Check for unknown parameters".

Template:Integers Template:Authority control