Q: What is 123 in other base number systems?

 A:

Base Representation Base Count
2 (Binary) 11110112 7
3 (Ternary) 111203 5
4 (Quaternary) 13234 4
5 (Quinary) 4435 3
6 (Senary) 3236 3
7 (Septenary) 2347 3
8 (Octal) 1738 3
9 (Nonary) 1469 3
10 (Decimal) 12310 3
11 (Undecimal) 10211 3
12 (Duodecimal) A312 2
13 (Tridecimal) 9613 2
14 (Tetradecimal) 8B14 2
15 (Pentadecimal) 8315 2
16 (Hexadecimal) 7B16 2
17 7417 2
18 (Octodecimal) 6F18 2
19 6919 2
20 (Vigesimal) 6320 2
21 5I21 2
22 5D22 2
23 5823 2
24 (Tetravigesimal) 5324 2
25 (Pentavigesimal) 4N25 2
26 (Hexavigesimal) 4J26 2
27 (Septemvigesimal) 4F27 2
28 (Octovigesimal) 4B28 2
29 4729 2
30 (Trigesimal) 4330 2
31 3U31 2
32 (Duotrigesimal) 3R32 2
33 3O33 2
34 3L34 2
35 3I35 2
36 (Hexatrigesimal) 3F36 2
64 (Tetrasexagesimal)MTIz4

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