en.wikipedia.org/wiki/Names_of_large_numbers

Some names of large **numbers**, such as million, billion, and **trillion**, have real
referents in human experience, and are encountered in many contexts. At times,
the names of large **numbers** have been forced into common usage as a result of
hyperinflation. The highest numerical value banknote ever printed was a note for
1 ...

www.thoughtco.com/bigger-than-a-trillion-1857463

Aug 4, 2017 **...** We use these **numbers** all the time in our lives, whether it is when dealing with
money or counting something as simple as our music playlist or the mileage on
our cars. When you get to a million, billion, and **trillion**, things become a little
more complicated. How many zeroes come **after** the one in a **trillion**?

www.thealmightyguru.com/Pointless/BigNumbers.html

Sets of 3 zeros Past 1,000, Name, **Number** of Zeros. 1, million, 6 (1,000,000). 2,
billion, 9 (1,000,000,000). 3, **trillion**, 12 (1,000,000,000,000). 4, quadrillion, 15 (
1,000,000,000,000,000). 5, quintillion, 18 (1,000,000,000,000,000,000). 6,
sextillion ... There is also the **number** googol. It has 100 zeros **after** it, and it looks
like this:

www.unc.edu/~rowlett/units/large.html

The English names for large **numbers** are coined from the Latin names for small
**numbers** n by adding the ending -illion suggested by the name "million." Thus
billion and **trillion** are coined from the Latin prefixes bi- (n = 2) and tri- (n = 3),
respectively. In the American system for naming large **numbers**, the name coined
from ...

blog.oxforddictionaries.com/2014/12/09/psy-youtube-quintillion

Dec 9, 2014 **...** Going even higher, we find ourselves in math and science territory, where
quadrillion is used to count things like photons, microorganisms, and BTUs.
Higher still, quintillion is used to refer to the mass of the earth (in tons) and the
**number** of molecules in the human brain. As I said, **above trillion** we're very ...

mathforum.org/library/drmath/view/59164.html

What comes **after** a zillion? ... Date: 8/29/96 at 20:57:31 From: Anonymous
Subject: Beyond a Zillion What is the next set of **numbers after** the ZILLIONS? ...
1,000,000,000 billion 1,000,000,000,000 **trillion** 1,000,000,000,000,000
quadrillion 1,000,000,000,000,000,000 quintillion
1,000,000,000,000,000,000,000 sextillion ...

2000clicks.com/graeme/LangNumbersMillionsAndBillionsAndZillions.htm

Power of 10, **Number**, American Name, British Name (not used much any more).
3, 1, 000, Thousand, Thousand. 6, 1, 000, 000, Million, Million. 9, 1, 000, 000, 000
, Billion, Thousand Million, or "Milliard". 12, 1, 000, 000, 000, 000, **Trillion**, Billion.
15, 1, 000, 000, 000, 000, 000, Quadrillion, Thousand Billion. 18, 1, 000, 000, ...

sizes.com/numbers/big_numName.htm

Feb 5, 2004 **...** of zeros **after** 1 (power of 10), # of “000” groups **after** 1,000, Name in U.S. (and
others), Power of one million, Name in. Germany (& elsewhere). 6, 1, million, 1,
million. 9, 2, billion, milliard. 12, 3, **trillion**, 2, billion. 15, 4, quadrillion, billiard. 18,
5, quintillion, 3, **trillion**. 21, 6, sextillion, trilliard. 24, 7, septillion, 4 ...