The folowing table expresses '140' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
Base | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
---|---|---|---|---|---|---|---|---|
2 | 10001100 | 11,10 | 1 | |||||
3 | 12012 | 20 | 2 | |||||
4 | 2030 | 11 | 2 | |||||
5 | 1030 | 4 | ||||||
6 | 352 | 14 | 5 | |||||
7 | 260 | 11 | 2 | |||||
8 | 214 | 7 | ||||||
9 | 165 | 13 | 4 | |||||
10 | 140 | 5 | ||||||
11 | 118 | A | ||||||
12 | B8,17 | 8 | ||||||
13 | AA,17 | 8 | ||||||
14 | A0 | A | ||||||
15 | 95 | E | ||||||
16 | 8C,14 | 5 |
Factors: 22 * 5 * 7
140 is in the Pythagorean Triples: (140, 1221, 1229), (51, 140, 149), (140, 171, 221).
140 is the interior angle of a 'Nonagon (or Enneagon)' (see 'regular polygons').