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110 (number)

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Title: 110 (number)  
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110 (number)

109 110 111
Cardinal one hundred ten
Ordinal 110th
(one hundred and tenth)
Factorization 2 × 5 × 11
Divisors 1, 2, 5, 10, 11, 22, 55, 110
Roman numeral CX
Binary 11011102
Ternary 110023
Quaternary 12324
Quinary 4205
Senary 3026
Octal 1568
Duodecimal 9212
Hexadecimal 6E16
Vigesimal 5A20
Base 36 3236

110 (one hundred [and] ten) is the natural number following 109 and preceding 111.


  • In mathematics 1
  • In science 2
  • In religion 3
  • In sports 4
  • In other fields 5
  • See also 6
  • References 7

In mathematics

110 is a sphenic number and a pronic number. Following the prime quadruplet (101, 103, 107, 109), at 110, the Mertens function reaches a low of −5.

110 is the sum of three consecutive squares, 110 = 5^2 + 6^2 + 7^2.

110 is the side of the smallest square that can be tiled with distinct integer-sided squares.

RSA-110 is one of the RSA numbers, large semiprimes that are part of the RSA Factoring Challenge.

The Rule 110 cellular automaton, like Conway's Game of Life, exhibits what Stephen Wolfram calls "Class 4 behavior," which is neither completely random nor completely repetitive.[1]

An example run of a rule 110 cellular automaton

In base 10, the number 110 is a Harshad number and a self number.

In science

In religion

  • The biblical figures Joseph[2][3] and Joshua[4][5] both died at the age of 110.

In sports

Olympic male track and field athletics run 110 metre hurdles. (Female athletes run the 100 metre hurdles instead,)

The International 110, or the 110, is a one-design racing sailboat designed in 1939 by C. Raymond Hunt.

In other fields

110 is also:

  • The year AD 110 or 110 BC
  • A common name for mains electricity in North America, despite the nominal voltage actually being 120 V (range 110–120 V). Normally spoken as "one-ten".
  • 1-1-0, the emergency telephone number used to reach police services in Iran, Germany, Estonia, China and Japan. Also used to reach the fire and rescue services in Norway and Turkey.
  • The age a person must attain in order to be considered a supercentenarian.
  • A card game related to Forty-five (card game).
  • A percentage in the expression "To give 110%", meaning to give a little more effort than one's maximum effort
  • The number of stories of each of the towers of the former World Trade Center in New York.
  • The number of stories (by common reckoning) of the Sears Tower in Chicago.
  • The TCP port used for POP3 email protocol
  • A 110 block is a type of punch block used to connect sets of wires in a structured cabling system.
  • The abjad (ابجد) translation of word "علی" (Ali) in Arabic and Persian.
  • It is also known as "eleventy", a term made famous by linguist and author J. R. R. Tolkien (Bilbo Baggins celebrates his eleventy-first birthday at the beginning of The Lord of the Rings) and derived from the Old English hund endleofantig.[6] When the word eleventy is used, it may indicate the exact number (110), or more commonly an indefinite large number such as gazillion.
  • Eleventy is used in the comic reading of a phone number in the Irish TV series "The Savage Eye" by Dave McSavage playing an opiate user advertising life insurance.

See also


  1. ^ Stephan Wolfram, A New Kind of Science p229.
  2. ^ Genesis 50:22
  3. ^ Genesis 50:26
  4. ^ Joshua 24:29
  5. ^ Judges 2:8
  6. ^ Etymology at
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