191 (number)
From Wikipedia, the free encyclopedia
191 is the natural number following 190 and preceding 192.
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| Cardinal | One hundred [and] ninety-one |
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| Ordinal | 191st | ||
| Factorization | prime number | ||
| Roman numeral | CXCI | ||
| Binary | 10111111 | ||
| Hexadecimal | BF | ||
Contents |
[edit] In mathematics
- 191 is an odd number
- 191 is a centered 19-gonal number
- 191 is a deficient number, as 1 is less than 191
- 191 is a lazy caterer, number of slices a circle can be made into (19 slices can divide 191 pieces)
- 191 is an odious number
- 191 is a prime number
- Chen prime
- Eisenstein prime with no imaginary part
- Gaussian prime
- Palindromic prime, in base 10
- Part of a prime quadruplet of four primes: 191, 193, 197, and 199
- Sophie Germain prime
- Strong prime
- Twin prime that differs from another prime number (193) by 2
- Wagstaff prime
- 191 is a square-free number
- 191 is a Thabit number
- 191 is a undulating number
- The binary number of 191 has seven 1 digits, but just one zero (10111111)
[edit] In astronomy
- 191 Kolga is a large and dark Main belt asteroid
- 3C 191 is a quasar located in the constellation Cancer
[edit] In emergency telephone numbers
- 1-9-1 is the emergency phone number in:
- Brazil for the Federal Highway Police
- Ghana for the police
- Greece for a forest fire
- Thailand for the police
- In Australia dialing 191 will redirect you to 000, Australia's Emergency telephone number.
[edit] In geography
- 191 Peachtree Tower at 191 Peachtree Street is the fourth tallest skyscraper in Atlanta
- 191 North Wacker is a 37-story skyscraper in Chicago
- Marquis No. 191, Saskatchewan is a rural municipality in Saskatchewan, Canada
[edit] In the military
- 191st Air Refueling Squadron unit of the Utah Air National Guard
- 191st Airlift Group unit the Michigan Air National Guard at Selfridge ANGB, Michigan
- 191st Battalion, CEF was a unit of the Canadian Expeditionary Force in Southern Alberta, Canada
- 191st Infantry Brigade formed as part of the United States Army Reserve's 95th Division
- Focke-Wulf Fw 191 was a prototype German bomber aircraft of World War II
- No. 191 Squadron RAF a Royal Air Force squadron from 1917–1919, and 1943–1945
- Special Order 191 was a military order issued by Confederate Army General Robert E. Lee in the Maryland Campaign of the American Civil War
- USNS Benjamin Isherwood (T-AO-191) is a United States Navy Henry J. Kaiser-class fleet replenishment oiler
- USS Coffman (DE-191) was a United States Navy Cannon-class destroyer escort during World War II
- USS Frigate Bird (AMS-191) was a United States Navy Bluebird-class motor minesweeper during the 1950s
- USS Lebanon (AK-191) was a United States Navy C1-M-AV1-type cargo ship during World War II
- USS Mason (DD-191) was a United States Navy Clemson-class destroyer during World War II
- USS Pondera (APA-191) was a United States Navy Haskell-class attack transport during World War II
- USS Sculpin (SS-191) was a United States Navy Sargo-class submarine during World War II
- USS Vandalia (IX-191) was a United States Navy a twin-screw, steel-hulled tanker during World War II
- VF-191, Satan's Kittens, was a fighter squadron of the United States Navy during World War II
[edit] In movies
- The 2008 movie “Highway 191”
[edit] In sports
- Jordan 191 was the first Formula One car built by Jordan Grand Prix, and participated in the 1991 Formula One season
[edit] In transportation
- RD-191, a Russian high performance single-combustion chamber rocket engine
- 191st Street (IRT Broadway – Seventh Avenue Line), a New York City Subway station at St. Nicholas Avenue in Manhattan served by the 1 train
- At least five known plane crashes have involved flights numbered 191; as a result, the number has become unlucky in the airline industry and the number has been withdrawn from use in some airlines
[edit] In TV and radio
- Channel 191 on The Dish Network is the G4
- Channel 191 on XM Satellite Radio is College Sports (ACC)
- Pokémon anime's different adventure in regions have 191 episodes each
[edit] In other fields
191 is also:
- The year AD 191 or 191 BC
- The atomic number of an element temporarily called Unennunium
- Minuscule 191 is a Greek minuscule manuscript of the New Testament, on parchment
- Bose Virtually Invisible 191 speakers
[edit] See also
- List of highways numbered 191
- United Nations Security Council Resolution 191
- United States Supreme Court cases, Volume 191
- Pennsylvania House of Representatives, District 191
[edit] External links
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