Quadrillion has 15 zeros. Ex: 1,000,000,000,000,000 How to read something like this: 2,574,897,332,894,291 You would say: Two-Quadrillion, FiveHundredSeventyFour-Trillion, EightHundredNinetySeven-Billion, ThreeHundredThirtyTwo-Million, EightHundredNinetyFour-Thousand, TwoHundredNinetyOne Hope this information was helpful. :) -Lisa
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15 zeros
1,000,000,000,000 is 1 trillion a 1 followed by 12 zeros a 1 followed by 15 zeros is 1 quardrillion
15 zeros, in America, is Quadrillion. In other countries is one thousand billion.
There are 15 zeros in a quadrillion. 1,000,000,000,000,000
There isn't a quiltrillion but there is a quintrillion which has 18 zeros. A quadtrillion has 15 zeros.