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166 (number)

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Title: 166 (number)  
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Subject: 165 (number), 164 (number), 168 (number), 495 (number), 420 (number)
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166 (number)

166 (one hundred [and] sixty-six) is the natural number following 165 and preceding 167.


  • In mathematics 1
  • In astronomy 2
  • In the military 3
  • In sports 4
  • In transportation 5
  • In other fields 6
  • See also 7
  • External links 8

In mathematics

166 is an even number and a composite number. It is a centered triangular number.

Given 166, the Mertens function returns 0. 166 is a Smith number in base 10.

In astronomy

In the military

In sports

In transportation

In other fields

166 is also:

  • The year AD 166 or 166 BC
  • The atomic number of an element temporarily called Unhexhexium

See also

External links

  • Number Facts and Trivia: 166
  • The Number 166
  • VirtueScience: 166
  • 166th Street (3rd Avenue El)
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