117 (number)

117 (one hundred [and] seventeen) is the natural number following 116 and preceding 118.

← 116 117 118 →
← 110 111 112 113 114 115 116 117 118 119 → List of numbers — Integers ← 0 100 200 300 400 500 600 700 800 900 →
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 mathematics

117 is the smallest possible length of the longest side of an integer Heronian tetrahedron (one whose sides are all rational numbers).

117 is a pentagonal number.

In base 10, 117 is a Harshad number.

In science

• The atomic number of the element tennessine

In arts and media

• 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 fields

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.
• 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• 1-1-7 was the national emergency telephone number in the Philippines until August 1, 2016, when it was superseded by 9-1-1.
• 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 also

• List of highways numbered 117