Quintillion

A **quintillion** is equal to 1018 in America, or 1030 in France and Germany.

 File:1 Quintillion Dollars.jpg   File:Quintillion2.jpg
Written out in decimal form quintillion (in the short scale) is:

Template:Digits

In long scale:

Template:Digits

This number is also called **hexillion** in Russ Rowlett's Greek-based naming system.

Aarex Tiaokhiao calls this number **hetillion**. He also gave name **ocdoocol** and **18-noogol**, referring to the short scale value of this number.

## Decimal

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

## Examples

* Niagara Falls takes up 210,000 years (about 30 times all recorded history) to use up a quintillion gallons of water.
* A single drop of water contains 1.7 quintillion water molecules.
* The distance from the Milky way to Andromeda is 2 million light years, which is about 11.73 quintillion miles.
* The entire Earth contains about 326 quintillion gallons of water.
* There are about 43.3 quintillion ways to arrange a 3×3×3 Template:W.
* The SI prefix exa- multiplies by one quintillion.
* The Earth's cross section has an area of about 1.275 quintillion square centimeters.
* By one estimate, there are 20 quintillion living animals on Earth.
* a tower of a quintillion one dollar bills would aproximately measure 1.099\*10^20m in height.

## As a banknote denomination

Only the Template:W had banknotes with this number in the denomination.

## Sources

1. ↑ Quintillion at Wolfram MathWorld
2. ↑ Names for Large Numbers
3. ↑ Aarex Tiaokhiao's illion numbers
4. ↑ Part 1 (LAN) - Aarex Googology
5. ↑ Saibian, Sbiis. 2.1.4 - Everyday Large Numbers for a Modern World. Retrieved on June 11, 2013.
6. ↑ Notable Properties of Specific Numbers (page 18)
7. ↑ Almost Infinite
8. ↑ How Many Wild Animals Are There?

## See also

* quintyllion

Standard -illion numbers 103n + 3 (106n)

Main article: -illion**0-9:** million · billion · trillion · quadr · **quint** · sext · sept · oct · non
**10-19:** decillion · undec · duodec · tredec · quattuordec · quindec · sexdec · septendec · octodec · novemdec
**20-29:** vigintillion · unvigint · duovigint · trevigint · quattuorvigint · quinvigint · sexvigint · septenvigint · octovigint · novemvigint
**30-39:** trigintillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**40-49:** quadragintillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**50-59:** quinquagintillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**60-69:** sexagintillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**70-79:** septuagintillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**80-89:** octogintillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**90-99:** nonagintillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**100-109:** centillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**110-119:** decicentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**120-129:** viginticentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**130-139:** trigintacentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**140-149:** quadragintacentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**150-159:** quinquagintacentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**160-169:** sexagintacentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**170-179:** septuagintacentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**180-189:** octogintacentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**190-199:** nonagintacentillion (un- · duo- · tre- · quattuor- · quin- · sex- · septen- · octo- · novem-)
**200-999:** ducent · trecent · duotrigintatrecent · quadringent · quingent · sescent · septuagintasescent · septingent · octingent · nongent
**1,000-1024:** millillion · dumill · trimill · quadrimill · quadrimilliquattuordecicent · quinmill · sexmill · septimill · octimill · nonimill · myr · dumyr · tremyr · centimill · micr · nan · pic · femt · att · zept · yoct