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square number

noun

  1. a number that is the square of another integer, as 1 of 1, 4 of 2, 9 of 3, etc.


square number

noun

  1. an integer, such as 1, 4, 9, or 16, that is the square of an integer
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of square number1

First recorded in 1550–60
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Example Sentences

It is required to find two square numbers whose sum is a given square number.

Now, can you put them all together so as to form a single square number—(I) the smallest possible, and (II) the largest possible?

In fact, the sum of any number of consecutive cubes, beginning always with 1, is in every case a square number.

Then came the further order, "All pyramids are to contain a square number of balls."

Any square number may be expressed as the sum of two squares in an infinite number of different ways.

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