million billion trillion...

1 million = 10^6 = 1 000 000

1 billion = 10 ^9 = 1 000 000 000

1 trillion= 10^12 = 1 000 000 000 000

1 quadrillion = 10 ^15

1 quintillion = 10^18

1 sextillion = 10^21

1 septillion = 10^24

1 octillion = 10^27

1 nonillion = 10^30

1 decillion= 10^33

1 undecillion = 10^36

1 duodecillion = 10^39

1 tredecillion = 10^42

1 quatuordecillion = 10^45

1 quindecillion = 10^48

1 sexdecillion = 10^51

1 septendecillion = 10^54

1 octodecillion = 10^57

1 novemdecillion= 10^6o

1 vigintillion = 10^63

1 googol = 10^100

1 googolplex = 10^googol