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Abstract

We know very well that primes provide one of the most important types of numbers. Their opposites consist of composite numbers, or those that have two factors not equal to one or itself. Many other types of numbers exist. There are the triangular numbers, square numbers, Pythagorean triples, even or odd numbers, rational numbers, and so on. In this article, we take up a few types – just a bit off the wellworn path.

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Allen, G.D. (2017). Primes, Perfect Numbers and Magic Numbers (Just for Fun). In: Allen, G.D., Ross, A. (eds) Pedagogy and Content in Middle and High School Mathematics. SensePublishers, Rotterdam. https://doi.org/10.1007/978-94-6351-137-7_7

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  • DOI: https://doi.org/10.1007/978-94-6351-137-7_7

  • Publisher Name: SensePublishers, Rotterdam

  • Online ISBN: 978-94-6351-137-7

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