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119 (number)

From Wikipedia, the free encyclopedia

Natural number
← 118119 120 →
Cardinalone hundred nineteen
Ordinal119th
(one hundred nineteenth)
Factorization7 × 17
Divisors1, 7, 17, 119
Greek numeralΡΙΘ´
Roman numeralCXIX,cxix
Binary11101112
Ternary111023
Senary3156
Octal1678
Duodecimal9B12
Hexadecimal7716

119 (one hundred [and] nineteen) is thenatural number following118 and preceding120.

Mathematics

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Telephony

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  • 119 is an emergency telephone number in some countries
  • A number to report youth at risk in France[7]
  • 119 is the emergency number in Afghanistan that belongs to police and interior ministry.
  • The South Korean emergency call number
  • The Chinese fire station call number
  • 119 is the number for the UK'sNHS Test and Trace service (created in response to the COVID-19 pandemic)

References

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  1. ^"Sloane's A001608 : Perrin sequence".The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved27 May 2016.
  2. ^"Sloane's A100827 : Highly cototient numbers".The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved27 May 2016.
  3. ^Sloane, N. J. A. (ed.)."Sequence A000203 (Sum of divisors of n.)".TheOn-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved11 July 2024.
  4. ^J. H. Conway et al.: Atlas of Finite Groups. Clarendon Press, Oxford, 1985.ISBN 0-19-853199-0 (Page 223)
  5. ^Sloane, N. J. A. (ed.)."Sequence A033312 (a(n) = n! - 1)".TheOn-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  6. ^Sloane, N. J. A. (ed.)."Sequence A001358 (Semiprimes (or biprimes): products of two primes.)".TheOn-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  7. ^Descriptive website
0 to 199
200 to 399
400 to 999
1000s and 10,000s
1000s
10,000s
100,000s to 10,000,000,000,000s


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