How many zeroes are in the number one quadrillion? - Answers

There are two correct answers to this question:15 (in the USA and in any countries that use "short scale" naming conventions)Or24 (in countries that use "long scale" naming conventions)---The scales goes as follows:Value inScientific notation| Short Scale Name || Value in numeralsLong Scale Name10 01oneone10 31,000thousandthousand10 61,000,000millionmillion10 91,000,000,000billionthousand million or milliard10121,000,000,000,000trillionbillion10151,000,000,000,000,000quadrillionthousand billion or billiard10181,000,000,000,000,000,000quintilliontrillion10211,000,000,000,000,000,000,000sextillionthousand trillion or trilliard10241,000,000,000,000,000,000,000,000septillionquadrillion---