140 (one hundred ndforty) is the

natural number In mathematics, the natural numbers are those numbers used for counting (as in "there are ''six'' coins on the table") and ordering (as in "this is the ''third'' largest city in the country"). Numbers used for counting are called ''Cardinal n ...

following

139 139 may refer to: * 139 (number), an integer * AD 139, a year of the Julian calendar * 139 BC, a year of the pre-Julian Roman calendar * 139 (New Jersey bus) 139 may refer to: * 139 (number), an integer * AD 139, a year of the Julian calendar * 13 ...

and preceding 141.

In mathematics

140 is an

abundant number In number theory, an abundant number or excessive number is a number for which the sum of its proper divisors is greater than the number. The integer 12 is the first abundant number. Its proper divisors are 1, 2, 3, 4 and 6 for a total of 16. Th ...

and a

harmonic divisor number In mathematics, a harmonic divisor number, or Ore number (named after Øystein Ore who defined it in 1948), is a positive integer whose divisors have a harmonic mean that is an integer. The first few harmonic divisor numbers are: : 1, 6, 2 ...

. It is the sum of the squares of the first seven integers, which makes it a square pyramidal number. 140 is an odious number because it has an odd number of ones in its binary representation. The sum of Euler's totient function φ(''x'') over the first twenty-one integers is 140. 140 is a

repdigit In recreational mathematics, a repdigit or sometimes monodigit is a natural number composed of repeated instances of the same digit in a positional number system (often implicitly decimal). The word is a portmanteau of repeated and digit. Example ...

in bases 13, 19, 27, 34, 69, and 139.

In other fields

140 is also: * The number of varieties of ashes from different varieties of pipe, cigar, and cigarette tobacco included in the Sherlock Holmes monograph. * The former

Twitter Twitter is an online social media and social networking service owned and operated by American company Twitter, Inc., on which users post and interact with 280-character-long messages known as "tweets". Registered users can post, like, and ...

entry-character limit, a well-known characteristic of the service (based on the text messaging limit) * A film, based on the Twitter entry-character limit, created and edited by Frank Kelly of Ireland * The age that

Job Work or labor (or labour in British English) is intentional activity people perform to support the needs and wants of themselves, others, or a wider community. In the context of economics, work can be viewed as the human activity that contr ...

died atJob 42:16
/ref> * The

atomic number The atomic number or nuclear charge number (symbol ''Z'') of a chemical element is the charge number of an atomic nucleus. For ordinary nuclei, this is equal to the proton number (''n''p) or the number of protons found in the nucleus of every ...

of unquadnilium, a temporary

chemical element A chemical element is a species of atoms that have a given number of protons in their nuclei, including the pure substance consisting only of that species. Unlike chemical compounds, chemical elements cannot be broken down into simpler sub ...

PRO 140 Leronlimab (codenamed PRO 140) is a humanized monoclonal antibody targeted against the CCR5 receptor found on T lymphocytes of the human immune system. It is being investigated as a potential therapy in the treatment of COVID-19, triple negative ...

antibody An antibody (Ab), also known as an immunoglobulin (Ig), is a large, Y-shaped protein used by the immune system to identify and neutralize foreign objects such as pathogenic bacteria and viruses. The antibody recognizes a unique molecule of the ...

found on

T lymphocytes A T cell is a type of lymphocyte. T cells are one of the important white blood cells of the immune system and play a central role in the adaptive immune response. T cells can be distinguished from other lymphocytes by the presence of a T-cell rec ...

of the human

immune system The immune system is a network of biological processes that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from viruses to parasitic worms, as well as cancer cells and objects such as wood splinte ...

* Telephone directory assistance in

Egypt Egypt ( ar, مصر , ), officially the Arab Republic of Egypt, is a transcontinental country spanning the northeast corner of Africa and southwest corner of Asia via a land bridge formed by the Sinai Peninsula. It is bordered by the Mediter ...

* A

video game Video games, also known as computer games, are electronic games that involves interaction with a user interface or input device such as a joystick, controller, keyboard, or motion sensing device to generate visual feedback. This fee ...

developed by Jeppe Carlsen *The BPM (tempo) of the music genre

Dubstep Dubstep is a genre of electronic dance music that originated in South London in the early 2000s. The style emerged as a UK garage offshoot that blended 2-step rhythms and sparse dub production, as well as incorporating elements of broken be ...

References

External links

The Natural Number 140

{{DEFAULTSORT:140 (Number) Integers

In mathematics

In other fields

See also

References

External links