Delta potential
Template:Infobox number 217 is the natural number following 216 and preceding 218.
217 is a centered hexagonal number, a 12-gonal number, a centered 36-gonal number, and a Blum integer.[1] It is both the sum of two positive cubes and the difference of two positive consecutive cubes in exactly one way: . When written in binary, it is a non-repetitive Kaprekar number.[2]
See also
- 217, the year
References
43 year old Petroleum Engineer Harry from Deep River, usually spends time with hobbies and interests like renting movies, property developers in singapore new condominium and vehicle racing. Constantly enjoys going to destinations like Camino Real de Tierra Adentro.
ca:Nombre 210#Nombres del 211 al 219
- ↑ The Number 217, Virtue Science
- ↑ The non-repetitive Kaprekar binary numbers in decimal, OEIS