113 (number)
(Redirected from One hundred thirteen)
Template:Infobox number 113 (one hundred [and] thirteen) is the natural number following 112 and preceding 114.
Mathematics
- 113 is the 30th prime number (following 109 and preceding 127), so it can only be divided by one and itself. 113 is a Sophie Germain prime,[1] an emirp, an isolated prime, a Chen prime[2] and a Proth prime as it is a prime number of the form 113 is also an Eisenstein prime with no imaginary part and real part of the form . In decimal, this prime is a primeval number[3] and a permutable prime with 131 and 311.
- 113 is a highly cototient number[4] and a centered square number.[5]
- 113 is the denominator of 355/113, an accurate approximation to Template:Pi.
Other uses
- 113 is also the atomic number of nihonium.
- A113 is a Pixar recurring inside joke or Easter Egg, e.g.: (WALL-E) = (W-A113).
- 113 is the first full-sized Bluebird bus at Essex North Shore Agricultural and Technical High School
See also
References
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- Wells, D. The Penguin Dictionary of Curious and Interesting Numbers London: Penguin Group. (1987): 134