The folowing table expresses '105' in various number bases. 'DR_{x}' shows the result of 'digit reducing' resulting in an X-digit long number.

Base | DR_{7} | DR_{6} | DR_{5} | DR_{4} | DR_{3} | DR_{2} | DR_{1} |
---|---|---|---|---|---|---|---|

2 | 1101001 | 100 | 1 | ||||

3 | 10220 | 12,10 | 1 | ||||

4 | 1221 | 12 | 3 | ||||

5 | 410 | 10 | 1 | ||||

6 | 253 | 14 | 5 | ||||

7 | 210 | 3 | |||||

8 | 151 | 7 | |||||

9 | 126 | 10 | 1 | ||||

10 | 105 | 6 | |||||

11 | 96,14 | 5 | |||||

12 | 89,15 | 6 | |||||

13 | 81 | 9 | |||||

14 | 77,10 | 1 | |||||

15 | 70 | 7 | |||||

16 | 69 | F |

Factors: 3 * 5 * 7

105 is the sum of the counting numbers from 1 to 14 (See 'The Sum/Product of the First N Counting Numbers').

105 is in the Pythagorean Triples: (105, 608, 617), (88, 105, 137), (105, 208, 233).

105 is the atomic weight of Dubnium (Db).

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