Supriya Ghosh (Editor)

195 (number)

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195
  
196 →

Roman numeral
  
CXCV

Factorization
  
3 × 5 × 13

Binary
  
110000112

Cardinal
  
one hundred ninety-five

Ordinal
  
195th(one hundred and ninety-fifth)

195 (one hundred [and] ninety-five) is the natural number following 194 and preceding 196.

Contents

In mathematics

  • 195 is an odd number
  • 195 is a composite number
  • 195 is a deficient number, as 141 is less than 195
  • 195 is a Harshad number
  • 195 is a lucky number
  • 195 is a sphenic number, in the middle of the prime quadruplet 191, 193, 197 and 199
  • 195 is a square-free number
  • 195 is the sum of eleven consecutive primes: 3 + 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29 + 31 + 37
  • Although not itself prime, 195 passes through Ulam's sieve and thus is a lucky number
  • 195 is the smallest number expressed as a sum of distinct squares in 16 different ways (sequence A097563 in the OEIS)
  • 195 is both a 21-gonal and 66-gonal number

    • In astronomy

  • IC 195 is a galaxy. It is part of the Arp 290 pair of galaxies, along with IC 196
  • 195 Eurykleia is a large main belt asteroid

    • In geography

  • 195 Broadway is a 29-story building in the Financial District of New York City

    • In the military

  • 195th Fighter Squadron unit of the Arizona Air National Guard
  • Battalion, CEF was a unit in the Canadian Expeditionary Force during World War I
  • USNS Leroy Grumman (T-AO-195) is a U.S. Navy Henry J. Kaiser-class fleet replenishment oiler
  • USS Lenawee (APA-195) was a U.S. Navy Haskell-class attack transport during World War II
  • USS Limpkin (AMS-195) was a U.S. Navy Falcon-class motor minesweeper from 1954–1968
  • USS Midland (AK-195) was a U.S. Navy Alamosa-class cargo ship during World War II
  • USS Sealion (SS-195) was a U.S. Navy Sargo-class submarine prior to World War II
  • USS Thornhill (DE-195) was a U.S. Navy Cannon-class destroyer escort during World War II
  • USS Welborn C. Wood (DD-195) was a U.S. Navy Clemson-class destroyer during World War II
  • Strike Fighter Squadron 195 is a U.S. Navy F/A-18C Hornet fighter squadron at Naval Air Facility Atsugi
  • The RMS Franconia was an ocean liner which was sunk by German torpedoes 195 miles east of Malta in 1916

    • In sports

  • Jordan 195 Formula One car for the 1995 season
  • Minardi M195 Formula One car for the 1995 season
  • Minardi M195B Formula One car for the 1996 season
  • Benetton B195 was Benetton's 1995 F1 car

    • In transportation

  • Cessna 195 was a light radial engine powered general aviation aircraft between 1947–1954
  • Ferrari 195 Inter was a GT car produced by Ferrari in 1950
  • Ferrari 195 S was a racing sports car produced by Ferrari in 1950
  • London Buses route 195
  • The Embraer 195 jet

    • In other fields

    195 is also:

  • The year AD 195 or 195 BC
  • The atomic number of an element temporarily called Unennpentium
  • Minuscule 195 is a Greek minuscule manuscript of the New Testament, on parchment

    • References

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


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