The folowing table expresses '71' 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 | 1000111 | 100 | 1 | ||||
| 3 | 2122 | 21,10 | 1 | ||||
| 4 | 1013 | 11 | 2 | ||||
| 5 | 241 | 12 | 3 | ||||
| 6 | 155 | 15,10 | 1 | ||||
| 7 | 131 | 5 | |||||
| 8 | 107 | 10 | 1 | ||||
| 9 | 78,16 | 7 | |||||
| 10 | 71 | 8 | |||||
| 11 | 65,10 | 1 | |||||
| 12 | 5B,14 | 5 | |||||
| 13 | 56 | B | |||||
| 14 | 51 | 6 | |||||
| 15 | 4B,10 | 1 | |||||
| 16 | 47 | B |
Factors: Prime
71 is in the Pythagorean Triple: (71, 2520, 2521).
71 is the atomic weight of Lutetium (Lu).