Quadrillion

[Sarah]

According to the French notation, which is followed also uponthe Continent and in the United States, a unit with fifteen ciphersannexed; according to the English notation, the number produced byinvolving a million to the fourth power, or the number represented bya unit with twenty-four ciphers annexed. See the Note underNumeration.

[Sarah]

A [quadrillion] is a [million], million, million, millions or 10^24 from quad for four, you see a quadbike does not have two and a half wheels, just as a tricycle does not have two wheels (...look up trillion).

[Sarah]

1. a number equal to 1,000,000,000,000,000 or 10^15.

[Merna]

The quantity 1,000,000,000,000,000 (10 to the 15th power).

[Mark Zuckerberg]

A thousand raised to the power of five (10¹⁵).

[Sommer]

the number 1,000,000,000,000,000: