119 (number)

← 118 119 120 →
← 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 nineteen
Ordinal	119th (one hundred and nineteenth)
Factorization	7 × 17
Divisors	1, 7, 17, 119
Roman numeral	CXIX
Binary	11101112
Ternary	111023
Quaternary	13134
Quinary	4345
Senary	3156
Octal	1678
Duodecimal	9B12
Hexadecimal	7716
Vigesimal	5J20
Base 36	3B36

119 (one hundred [and] nineteen) is the natural number following 118 and preceding 120.

Mathematics

• 119 is a Perrin number, preceded in the sequence by 51, 68, 90 (it is the sum of the first two mentioned).^[1]
• 119 is the sum of five consecutive primes (17 + 19 + 23 + 29 + 31).
• 119 is a highly cototient number.^[2]
• 119 is the order of the largest cyclic subgroups of the Monster group.^[3]
• 119 is the smallest composite number that is 1 less than a factorial (120 is 5!).
• 119 is a biprime, and the third in the {7.q} family.

Telephony

• 1-1-9 is an emergency telephone number in some countries
• A number to report children / youth at risk in France^[4]
• 119 is the emergency number in Afghanistan that belongs to police and interior ministry.
• The South Korean emergency call number.

Other

• 119 is the default port for unencrypted NNTP connections.
• Project 119 is a governmental program of the People's Republic of China targeting sports that China has not traditionally excelled in at the Summer Olympics, to maximize the amount of medals won during the games.
• 119 is also the atomic number of the theoretical element Ununennium.
• 119 the largest winning margin in a grand final in Australian rules football - achieved by Geelong Football Club in 2007.

See also

• List of highways numbered 119

References

1. "Sloane's A001608 : Perrin sequence". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-27.
2. "Sloane's A100827 : Highly cototient numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-27.
3. J. H. Conway et al.: Atlas of Finite Groups. Clarendon Press, Oxford, 1985. ISBN 0-19-853199-0 (Page 223)
4. Descriptive website