10的100次方;天文學上的數字
googol n : a cardinal number represented as 1 followed by 100 zeros (ten raised to the power of a hundred)
googolThe number represented in base-ten by a one with a hundred zeroes after it. According to Webster's Dictionary, the name was coined in 1938 by Milton Sirotta, the nine-year-old nephew of American mathematician, Edward Kasner. See also {googolplex}. (2001-03-29)