217 (number)

217 (two hundred [and] seventeen) is the natural number following 216 and preceding 218.

In mathematics

217 is a

It is both the sum of two positive cubes and the difference of two positive consecutive cubes in exactly one way: ${\displaystyle 217=6^{3}+1^{3}=9^{3}-8^{3}}$. When written in binary, it is a non-repetitive

100

.

See also

• 217, the year

References