117 (number)
117 (one hundred [and] seventeen) is the natural number following 116 and preceding 118.
| ||||
---|---|---|---|---|
Cardinal | one hundred seventeen | |||
Ordinal | 117th (one hundred seventeenth) | |||
Factorization | 32 × 13 | |||
Divisors | 1, 3, 9, 13, 39, 117 | |||
Greek numeral | ΡΙΖ´ | |||
Roman numeral | CXVII | |||
Binary | 11101012 | |||
Ternary | 111003 | |||
Octal | 1658 | |||
Duodecimal | 9912 | |||
Hexadecimal | 7516 |
In mathematicsEdit
117 is the smallest possible length of the longest side of an integer Heronian tetrahedron (one whose sides are all rational numbers).[1][2]
117 is a pentagonal number.[3]
In base 10, 117 is a Harshad number.[4]
In scienceEdit
- The atomic number of the element tennessine
In arts and mediaEdit
- John-117, the codename for the protagonist in the Halo series.
- Canadian Sci-Fi television show First Wave had a protagonist named Cade Foster who was identified as Subject 117 by an alien race known as the Gua.
In other fieldsEdit
One hundred seventeen is also:
- A substitute for the number 17, which is considered unlucky in Italy. When Renault exported the R17 to Italy, it was renamed R117.[5]
- The number to call Guardia di Finanza for customs/financial/border police in Italy
- The fire emergency telephone number in Portugal
- 1-1-7 was the national emergency telephone number in the Philippines until August 1, 2016, when it was superseded by 9-1-1.[6]
- The police emergency telephone number in Switzerland
- F-117 is the designation of the first operational stealth attack aircraft.
- OSS 117, the codename for the fictional secret agent Hubert Bonisseur de La Bath by author Jean Bruce and later for a film series directed mostly by André Hunebelle.
- Psalm 117 is the exact middle chapter of the King James version of the Bible.
- In The Mystery of Element 117 (1949) by Milton Smith, a window is opened into a new "hyperplane of hyperspace" containing those who have already died on earth.
- The Japanese telephone company NTT provides a non-free speaking clock on the nationally universal number 117.
- The 117 Catholic Martyrs of Vietnam.
- Chinese dragons are usually depicted as having 117 scales.
- In Danish the number is often used to represent a surprisingly large number.
See alsoEdit
ReferencesEdit
- ^ Ivars Peterson, "Perfect Pyramids Archived 2008-05-12 at the Wayback Machine" MAA Online July 28, 2003
- ^ Weisstein, Eric W. "Heronian Tetrahedron." From MathWorld--A Wolfram Web Resource. http://mathworld.wolfram.com/HeronianTetrahedron.html
- ^ "Sloane's A000326 : Pentagonal numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-27.
- ^ "Sloane's A005349 : Niven (or Harshad) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-27.
- ^ Niederman, Derrick (2009), Number Freak: From 1 to 200- The Hidden Language of Numbers Revealed, Penguin, p. 10, ISBN 9781101135488.
- ^ Alvarez, Chito (July 22, 2016). "DILG to implement 'Emergency hotline 911' in August". Manila Bulletin. Retrieved July 29, 2016.
External linksEdit
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