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The Roman numeral for one million is the letter M with a horizontal line across the top. This line, which is rarely used, indicates that the number should be multiplied by 1,000. Since the letter M represents 1,000, M plus the line represents 1,000 multiplied by 1,000.

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A numeric number, more commonly referred to as a numeral, is a symbol or name used to represent a number. A numeral may be expressed in words, such as seventy-five, or by arranging digits in a place-value system, such as by writing 75.

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You can express 5 million in Roman numerals in one of several ways. The most common way is with a V with two horizontal lines above it. Another way it is commonly expressed is as 5 Ms with single horizontal lines on top, or it can be written as ((V)).

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A numeric order is a way to arrange a sequence of numbers and can be either ascending or descending. For example, an ascending numerical order of area codes for the United States starts with 201, 203, 204 and 205.

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A numerical file system is a system based on ordering by an increasing succession of numbers. Medical offices, libraries and other locations often use numerical systems for filing.

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Numerical data is data that is expressed with digits as opposed to letters or words. For example, the weight of a desk or the height of a building is numerical data.

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Numerical expression is a mathematical equation that contains only numbers and operation symbols. It contains no variables, which are unknown numbers that are often expressed as letters, such as x or y.