friendly numbers

friendly numbers
friendly numbers plural noun (mathematics)
Pairs of numbers each of which is the sum of the factors of the other, including unity (also called amicable numbers; cf ↑perfect number)
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Main Entry:friend

Useful english dictionary. 2012.

Look at other dictionaries:

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  • amicable numbers — plural noun (mathematics) see ↑friendly numbers under ↑friend • • • Main Entry: ↑amicable …   Useful english dictionary

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  • Bicycle-friendly — describes policies and practices which may help some people feel more comfortable about traveling by bicycle with other traffic. The level of bicycle friendliness of an environment can be influenced my many factors resulting from town planning… …   Wikipedia

  • Saison 6 de Numbers — Série Numbers Pays d’origine  États Unis Chaîne d’origine ABC Diffusion originale …   Wikipédia en Français