numerus naturalis From Wikipedia, the free encyclopedia
Viginti sex, sive sex et viginti, (numeris Arabicis 26, Romanis XXVI, Graecis ΚϚʹ vel ΚΣΤʹ), est numerus naturalis et par inter 25 et 27. In factores primos 2×13 resolvitur.
26 etiam est summa duorum numerorum quadratorum: 12 + 52, et minimus numerus qui tribus modis summa trium primorum distinctorum repraesentari potest: 26 = 2+5+19 = 2+7+17 = 2+11+13.
Haec stipula ad mathematicam spectat. Amplifica, si potes! |
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