Rahul Sharma (Editor)

167 (number)

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167
  
168 →

Prime
  
39th

Factorization
  
prime

Divisors
  
1, 167

Cardinal
  
one hundred sixty-seven

Ordinal
  
167th (one hundred and sixty-seventh)

167 (one hundred [and] sixty-seven) is the natural number following 166 and preceding 168

Contents

In mathematics

167 is a Chen prime, a Gaussian prime, a safe prime, and an Eisenstein prime with no imaginary part and a real part of the form 3 n 1 .

167 is the only prime which can not be expressed as a sum of seven or fewer cubes.

167 is a full reptend prime in base 10, since the decimal expansion of 1/167 repeats the following 166 digits: 0.00598802395209580838323353293413173652694610778443113772455089820359281437125748502994 0119760479041916167664670658682634730538922155688622754491017964071856287425149700...

167 is a highly cototient number, as it is the smallest number k with exactly 15 solutions to the equation x - φ(x) = k. It is also a strictly non-palindromic number.

167 is the smallest multi-digit prime such that the product of digits is equal to the number of digits times the sum of the digits, i. e., 1×6×7 = 3×(1+6+7)

In astronomy

  • 167 Urda is a main belt asteroid
  • 167P/CINEOS is a periodic comet in our solar system
  • IC 167 is interacting galaxies
  • In the military

  • Marine Light Attack Helicopter Squadron 167 is a United States Marine Corps helicopter squadron
  • Martin Model 167 was a U.S.-designed light bomber during World War II
  • USCGC Acushnet (WMEC-167) was a U.S. Navy diver-class rescue and salvage ship during World War II
  • USS Acree (DE-167) was a U.S. Navy Cannon-class destroyer escort during World War II
  • USS Caledonia (AK-167) was a U.S. Navy Alamosa-class cargo ship during World War II
  • USS Cowell (DD-167) was a U.S. Navy Wickes class destroyer during World War I
  • USS Freestone (APA-167) was a U.S. Navy Haskell-class attack transport during World War II
  • USS Leyden (IX-167) was a transport ship during World War II
  • USS Narwhal (SS-167) was a U.S. Navy Narwhal class submarine during World War II
  • In sports

  • Martina Navratilova has 167 tennis titles, an all-time record for men or women
  • In transportation

  • London Buses route 167
  • SMRT Bus Service 167 in Singapore
  • 167th Street is an elevated local station in the Bronx on the IRT Jerome Avenue Line, 4 train, of the New York City Subway.
  • 167th Street is an underground local station in the Bronx on the IND Concourse Line, B D trains, of the New York City Subway.
  • List of highways numbered 167
  • In other fields

    167 is also:

  • The year AD 167 or 167 BC
  • The atomic number of an element temporarily called Unhexseptium
  • The Universal Disk Format (or ECMA-167) format of a file system for optical media storage
  • C167 family is a 16-bit microcontroller architecture from Infineon
  • Pips are dots on the face of a die, denoting its value. The pip count at the start of a backgammon game is 167
  • References

    167 (number) Wikipedia