Long and short scales

Long scale is the English translation of the French term échelle longue. It refers to a system of large-number names in which every new term greater than million is 1,000,000 times the previous term: billion means a million millions (10¹²), trillion means a million billions (10¹⁸), and so on.^[1][2]

Short scale is the English translation of the French term échelle courte. It refers to a system of large-number names in which every new term greater than million is 1,000 times the previous term: billion means a thousand millions (10⁹), trillion means a thousand billions (10¹²), and so on.^[1][2]

 

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