**en.wikipedia.org**/wiki/**Names_of_large_numbers**

Usage of 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.

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

Quadrillion, quintillion, sextillion, and other huge numbers. Million is a word you probably hear every day, referring to lots of things, ranging from city populations to your odds of winning the lottery. It also appears in several colloquial phrases, such as one in a million and feeling like a million bucks (or pounds).

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

When you get to million, billion, and trillion, things become a little more complicated. How many zeros come after the one in a trillion? It's hard to keep track of that and count each individual zero, so these long numbers have been broken down into groups of three zeros.

www.quora.com/**What-comes**-**after**-a-million-billion-**trillion**

The largest place value in the world is a googolplex. One googolplex is 10googol One googol is 10100 ones 1 tens 10 hundreds 100 thousand 1,000 1 million 1,000,000 2 billion 1,000,000,000 3 trillion 1,000,000,000,000 4 quadrillion 1,000,...

www.answers.com/Q/**What_comes**_**after**_**quadrillion**

Quintillion comes after quadrillion. ... Billion has 9 zeros Trillion has 12 zeros Quadrillion has 15 zeros Quintillion has 18 zeros Sextillion has 21 zeros Septillion has 24 zeros Octillion ...

blog.prepscholar.com/**what-comes**-**after**-**trillion**

Summary: What Comes After Trillion? What’s after trillion? The next number after trillion is quadrillion, or a 1 with 15 zeros after it: 1,000,000,000,000,000. Knowing the names of large numbers can be useful if you’re working with extremely large values or doing higher-level mathematics.

**answers.yahoo.com**/question/index?qid=20070812030353AAA9Soh

where does it go from there?? Is it something like quadrillion? Can someone tell me all the units of counting as far they go? I once read somewhere (I think it was Scientific American..) that there's a word that can be used to count all the spoken words since humans begin talking. So I'm guessing that's like 10 to the 400th power or something.

www.quora.com/**Whats-after-a-trillion-in-math**

The term before trillion is million (6 zeroes) , billion (9 zeroes) and after trillion (12 zeroes) is Quadrillion (15 zeroes) and after that comes Quintillion (18 zeroes) , sextillion, septillion, but instead of representing numbers this big you can always use scientific notation to represent them in a easy way.

www.reference.com/math/**comes**-**after**-**trillion**-6f8da52f9b904c46

The unit that comes after trillion is a quadrillion, which is equivalent to 1,000 trillions. Numbers greater than 1,000 change units every three decimal places, equivalent to multiplying the base unit by 1,000.