The folowing table expresses '109' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|
| 2 | 1101101 | 101 | 10 | 1 | |||
| 3 | 11001 | 10 | 1 | ||||
| 4 | 1231 | 13,10 | 1 | ||||
| 5 | 414 | 14,10 | 1 | ||||
| 6 | 301 | 4 | |||||
| 7 | 214 | 10 | 1 | ||||
| 8 | 155 | 13 | 4 | ||||
| 9 | 131 | 5 | |||||
| 10 | 109 | 10 | 1 | ||||
| 11 | 9A,18 | 9 | |||||
| 12 | 91 | A | |||||
| 13 | 85,10 | 1 | |||||
| 14 | 7B,14 | 5 | |||||
| 15 | 74 | B | |||||
| 16 | 6D,13 | 4 |
Factors: Prime
109 is in the Pythagorean Triple: (60, 91, 109).
109 is the atomic weight of Meitnerium (Mt).