The folowing table expresses '8' in various number bases. 'DR_{x}' shows the result of 'digit reducing' resulting in an X-digit long number.

Base | DR_{4} | DR_{3} | DR_{2} | DR_{1} |
---|---|---|---|---|

2 | 1000 | 1 | ||

3 | 22,11 | 2 | ||

4 | 20 | 2 | ||

5 | 13 | 4 | ||

6 | 12 | 3 | ||

7 | 11 | 2 | ||

8 | 10 | 1 | ||

9 | 8 | |||

10 | 8 | |||

11 | 8 | |||

12 | 8 | |||

13 | 8 | |||

14 | 8 | |||

15 | 8 | |||

16 | 8 |

Factors: 2^{3}

8 is the 6th Fibonacci number.

8 is in the Pythagorean Triple: (8, 15, 17).

8 is the number of vertices in a Cube/Hexahedron.

8 is the number of faces in a Octahedron.

A 'Octagon' is a 'regular polygon' with 8 sides.

8 is the 3rd Strobogrammatic number.

8 is the atomic weight of Oxygen (O).

Neptune is the 8th planet in our solar system. See Planets.

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