119 (number)

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

← 118 120 → 119
← 110 111 112 113 114 115 116 117 118 119 → List of numbers — Integers ← 100 110 120 130 140 150 160 170 180 190 →
Cardinal	one hundred [and] nineteen
Ordinal	119th (one hundred [and] nineteenth)
Numeral system	119
Factorization	$7 \cdot 17$
Divisors	1, 7, 17, 119
Roman numeral	CXIX
Binary	1110111₂
Octal	167₈
Duodecimal	9B₁₂
Hexadecimal	77₁₆

Contents

1 Mathematics
2 Telephony
3 Computers
4 See also
5 References

Mathematics

119 is a Perrin number, preceded in the sequence by 51, 68, 90 (it is the sum of the first two mentioned).
119 is the sum of five consecutive primes (17 + 19 + 23 + 29 + 31). It is a highly cototient number.
119 is the order of the largest cyclic subgroups of the Monster group. Reference: Atlas of Finite Groups ^[1]

Telephony

1-1-9 is an emergency telephone number in some countries
A number to report children / youth at risk in France^[2]

119 is the emergency number in Afghanistan that belongs to police and interior ministry.

Computers

The default port for unencrypted NNTP connections

See also

List of highways numbered 119

References

^ J. H. Conway et al.: Atlas of Finite Groups. Clarendon Press, Oxford, 1985. ISBN 0-19-853199-0 (Page 223)
^ Descriptive website