American power of 10.  The following table gives the name for the power-of-10, which is the number shown.  For example, the first one on the list below, the power of 10 is 9, is a billion, which we all know is 1 followed by 9 zeros….. 1,000,000,000.  

billion	9
trillion	12
quadrillion	15
quintillion	18
sextillion	21
septillion	24
octillion	27
nonillion	30
decillion	33
undecillion	36
duodecillion	39
tredecillion	42
quattuordecillion	45
quindecillion	48
sexdecillion	51
septendecillion	54
octodecillion	57
novemdecillion	60
vigintillion	63
googol *	100
centillion	303