Samiksha Jaiswal (Editor)

166 (number)

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166
  
167 →

Factorization
  
2 × 83

Roman numeral
  
CLXVI

Cardinal
  
one hundred sixty-six

Divisors
  
1, 2, 83, 166

Ordinal
  
166th(one hundred and sixty-sixth)

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

Contents

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

  • 166 Rhodope is a dark main belt asteroid, in the Adeona family of asteroids
  • 166P/NEAT is a periodic comet and centaur in the outer solar system
  • HD 166 is the 6th magnitude star in the constellation Andromeda

    • In the military

  • 166th Signal Photo Company was the official photo unit in the 89th Division of George Patton's Third Army in World War II
  • Convoy ON-166 was the 166th of the numbered ON series of merchant ship convoys outbound from the British Isles to North America departing February 11, 1943
  • Marine Medium Helicopter Squadron 166 is a United States Marine Corps helicopter
  • USCGC Tamaroa (WMEC-166) was a United States Coast Guard cutter during World War II
  • USS Alcedo (SP-166) was a United States Navy yacht. She was the first American vessel lost in World War I
  • USS Baron (DE-166) was a United States Navy cannon class destroyer escort during World War II
  • USS Bush (DD-166) was a United States Navy Wickes class destroyer during the World War I
  • USS Cabell (AK-166) was a United States Navy Alamosa-class cargo ship during World War II
  • USS Fond du Lac (APA-166) was a United States Navy Haskell-class attack transport ship during World War II
  • USS Jamestown (AGTR-3/AG-166) was a United States Navy Oxford-class technical research ship following World War II

    • In sports

  • Sam Thompson’s 166 RBIs in 1887 stood as a Major League Baseball record until Babe Ruth broke the record in 1921

    • In transportation

  • British Rail Class 166
  • The now-defunct elevated IRT Third Avenue Line, 166th Street station in the Bronx, New York
  • London Buses route 166
  • Piaggio P.166 is a twin-engined push prop-driven utility aircraft developed by the Italian aircraft manufacturer Piaggio
  • Banat Air Flight 166 crashed on take-off en route from Romania on December 13, 1995
  • Alfa Romeo 166 and 166 2.4 JTD produced from 1998–2007
  • Ferrari 166 model cars produced from 1948–1953
  • Ferrari 166 Inter (1949) Coachbuilt street coupe and cabriolet

    • In other fields

    166 is also:

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

    • References

    166 (number) Wikipedia
    (Text) CC BY-SA


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