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An octillion is equal to 1027 in America, or 1048 in France and Germany.[1]
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In the long scale, 1027 is called quadrilliard, which is commonly used in France and Germany.

Both Russ Rowlett's Greek-based naming system[2] give the name ennillion for this number.

Donald Knuth calls this number xoniad, and it's equal to using the -yllion system.

Decimal Edit

  • 1,000,000,000,000,000,000,000,000,000 - short scale *1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000 - long scale

Examples Edit

  • The earth has a mass of about 5.98 octillion grams.
  • The mass of the sun is about 1.989 octillion metric tons.
  • The volume of the sun is about 1.412 octillion cubic meters.[3]
  • An octillion dollars in 100 dollar bills would cover the US with a layer of 1000 km (625 miles) thick.
  • One octillion square centimeters would just barely fit inside the orbit of Mars.
  • There are over 7 octillion atoms in the human body.
  • There is over 169.5 octillion ways to play the first ten moves in chess.[4]
  • The total volume of the sun is 1.4 octillion cubic meters.[5]
  • The Hungarian pengő had the highest rate of hyperinflation recorded, reaching 400 octilion pengős.
  • interestingly an octillion had nothing to do with the number 8.

Sources Edit

  1. Octillion at Wolfram MathWorld
  2. Names for Large Numbers
  3. Template:Citation/CS1
  4. iFunny.com 169 octillion ways in ten moves in Chess.
  5. http://www.space.com/17001-how-big-is-the-sun-size-of-the-sun.html

See also Edit

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