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**24**is the third nonagonal**number**. [6]**24**'s digits in decimal can be manipulated to form two of its factors, as 2 * 4 is 8 and 2 + 4 is 6. In turn 6 * 8 is 48, which is twice**24**, and 4 + 8 is 12, which is half**24**.**24**is a congruent**number**, as**24**is the area of a right triangle with a rational**number**of sides.**24**is a semi-meandric**number**, where ...Numeral prefix. Numeral or

**number**prefixes are prefixes derived from numerals or occasionally other**numbers**. In English and many other languages, they are used to coin numerous series of words. For example: unicycle, bicycle, tricycle (1-cycle, 2-cycle, 3-cycle) dyad, triad (2 parts, 3 parts) biped, quadruped (2 legs, 4 legs)The Roman numerals, in particular, are directly derived from the Etruscan

**number**symbols: 𐌠 , 𐌡 , 𐌢 , 𐌣 , and 𐌟 for 1, 5, 10, 50, and 100 (they had more symbols for larger**numbers**, but it is unknown which symbol represents which**number**). As in the basic Roman system, the Etruscans wrote the symbols that added to the desired ...This section illustrates several systems for naming large

**numbers**, and shows how they can be extended past vigintillion . Traditional British usage assigned new names for each power of one million (the long scale ): 1,000,000 = 1 million; 1,000,0002 = 1 billion; 1,000,0003 = 1 trillion; and so on. It was adapted from French usage, and is ...A list of articles about

**numbers**(not about numerals). Topics include powers of ten, notable integers, prime and cardinal**numbers**, and the myriad system.Because 36 is greater than

**24**, the**number****24**is abundant. Its abundance is 36 −**24**= 12. Properties. The smallest odd abundant**number**is 945. The smallest abundant**number**not divisible by 2 or by 3 is 5391411025 whose distinct prime factors are 5, 7, 11, 13, 17, 19, 23, and 29 (sequence A047802 in the OEIS).