The folowing table expresses '89' 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 | 1011001 | 100 | 1 | ||||
3 | 10022 | 12,10 | 1 | ||||
4 | 1121 | 11 | 2 | ||||
5 | 324 | 14,10 | 1 | ||||
6 | 225 | 13 | 4 | ||||
7 | 155 | 14 | 5 | ||||
8 | 131 | 5 | |||||
9 | 108 | 10 | 1 | ||||
10 | 89,17 | 8 | |||||
11 | 81 | 9 | |||||
12 | 75,10 | 1 | |||||
13 | 6B,14 | 5 | |||||
14 | 65 | B | |||||
15 | 5E,14 | 5 | |||||
16 | 59 | E |
Factors: Prime
89 is the 11th Fibonacci number.
89 is in the Pythagorean Triples: (39, 80, 89), (89, 3960, 3961).
89 is the atomic weight of Actinium (Ac).