power of 10
ten raised to an integer power
hundredth
one of hundred equal parts of a whole; single part of object that has been divided into a hundred equal parts
googol
large integer number defined as ten raised to the power of 100
googolplex
large number defined as ten to the power of one googol
billionth
reciprocal of 1,000,000,000
thousandth
one of a thousand equal parts of a whole