en.wikipedia.org/wiki/Names_of_large_numbers

Quadrillion 10 15: 10 24 ... 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.prepscholar.com/what-comes-after-trillion

Trillion is a 1 with 12 zeros after it, and it looks like this: 1,000,000,000,000. The next named number after trillion is quadrillion, which is a 1 with 15 zeros after it: 1,000,000,000,000,000. There are, of course, many numbers between trillion and quadrillion, but it isn't until quadrillion that that number value actually gets a new name.

www.thoughtco.com/zeros-in-million-billion-trillion-2312346

Have ever wondered how many zeroes are in a million? A billion? A trillion?Do you know how many zeros there are in a vigintillion? Someday you may need to know this for science or math class.Then again, you might just want to impress a friend or teacher.

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

Thousand, million, billion, trillion.... What's next? 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...

blog.prepscholar.com/how-many-millions-in-a-billion

There are nine zeroes in a billion (or three groups of three zeroes). There are 12 zeroes in a trillion (or four groups of three zeroes). How Many Millions in a Billion: Charts for Reference. These charts depict the degree of difference from one thousand to one million, one million to billion, one billion to trillion, and so on.

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,...

answersdrive.com/what-comes-after-a-quadrillion-4057728

The British have it differently.) A trillion is a million million, written as 1 plus 12 zeros. When government spending gets into the trillions, as it soon will, do the calculation for billions described above and add three zeros. For our next lesson we'll learn the difference between a jillion and a gazillion.

www.druide.com/en/reports/millions-billions-and-other-large-numbers

The short scale uses the same names (billion, trillion, quadrillion, etc.) but assigns different values to them, with one billion equalling a thousand million, one trillion equalling a thousand billion, and so forth, the logic being that the prefix attached to -illion represents n in the formula 10 3(n+1).

www.thoughtco.com/millions-billions-and-trillions-3126163

One billion is a 1 with nine zeros after it, denoted by 1,000,000,000. One billion seconds is about 31 and a half years. One billion pennies stacked on top of each other would make a tower almost 870 miles high. If you earn $45,000 a year, it would take 22,000 years to amass a fortune of one billion dollars.

www.2000clicks.com/graeme/LangNumbersMillionsAndBillionsAndZillions.htm

Millions and Billions and Zillions -- how high can you count? That depends on whether you know the words for very big numbers, and also two important factors: how fast can you count, and how much time to you have to spend on this crusade.