Girish Mahajan (Editor)

198 (number)

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198
  
199 →

Roman numeral
  
CXCVIII

Factorization
  
2 × 3× 11

Binary
  
110001102

Cardinal
  
one hundred ninety-eight

Ordinal
  
198th(one hundred and ninety-eighth)

198 (one hundred [and] ninety-eight) is the natural number following 197 and preceding 199.

Contents

In mathematics

  • 198 is an even number
  • 198 is an abundant number, as 270 is greater than 198
  • 198 is a composite number
  • 198 is a Harshad number, divisible by the sum of its digits
  • 198 is a practical number
  • 198 is a self number
  • 198 is between the twin prime pair of 197 and 199
  • 198 is a 67-gonal number

    • In astronomy

  • 198 Ampella is a large S-Type Main belt asteroid

    • In the military

  • 198th Airlift Squadron flies the C-130 Hercules. It is a unit of the Puerto Rico Air National Guard
  • 198th Battalion (Canadian Buffs), CEF was a unit in the Canadian Expeditionary Force during World War I
  • 198th Infantry Brigade a unit of the United States Army Reserve's 99th Division from 1967–1971
  • No. 198 Squadron RAF was a Royal Air Force aircraft squadron during World War II
  • USNS Big Horn (T-AO-198) is a United States Navy Henry J. Kaiser fleet replenishment oiler
  • USS Herndon (DD-198) was a United States Navy Clemson-class destroyer during World War I
  • USS Keosanqua (ATA-198) was a United States Navy Maricopa-class auxiliary fleet tug following World War II
  • USS Lovelace (DE-198) was a United States Navy Buckley class destroyer escort during World War II
  • USS McCracken (APA-198) was a United States Navy Haskell-class attack transport during World War II
  • USS Muskingum (AK-198) was a United States Navy Alamosa-class cargo ship during World War II
  • USS Peacock (MSC-198) was a United States Navy Falcon class coastal minesweeper during the Vietnam War
  • USS Tambor (SS-198) was the lead ship of her class of submarine in the United States Navy during World War II
  • 198th Division was a military formation of the People's Volunteer Army during the Korean War

    • In sports

  • Jordan 198 Formula One car during the 1998 season

    • In other fields

    198 is also:

  • The year AD 198 or 198 BC
  • The atomic number of an element temporarily called Unennoctium
  • Keeping the Promise for a Strong Economy Act (Budget Measures), 2002 ("Bill 198") is an Ontario legislative bill effective April 7, 2003 which provides for regulation of securities issued
  • Minuscule 198 is a Greek minuscule manuscript of the New Testament

    • References

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


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