Q: What is 211,221 in other base number systems?

 A:

Base Representation Base Count
2 (Binary) 1100111001000101012 18
3 (Ternary) 1012012020003 12
4 (Quaternary) 3032101114 9
5 (Quinary) 232243415 8
6 (Senary) 43055136 7
7 (Septenary) 15365437 7
8 (Octal) 6344258 6
9 (Nonary) 3516609 6
10 (Decimal) 21122110 6
11 (Undecimal) 13476A11 6
12 (Duodecimal) A229912 5
13 (Tridecimal) 751AA13 5
14 (Tetradecimal) 56D9314 5
15 (Pentadecimal) 428B615 5
16 (Hexadecimal) 3391516 5
17 28GED17 5
18 (Octodecimal) 203G918 5
19 1BF1H19 5
20 (Vigesimal) 1681120 5
21 11GK321 5
22 JI8L22 4
23 H86C23 4
24 (Tetravigesimal) F6GL24 4
25 (Pentavigesimal) DCNL25 4
26 (Hexavigesimal) C0BN26 4
27 (Septemvigesimal) AJK027 4
28 (Octovigesimal) 9HBH28 4
29 8J4E29 4
30 (Trigesimal) 7OKL30 4
31 72OI31 4
32 (Duotrigesimal) 6E8L32 4
33 5SVL33 4
34 5COD34 4
35 4WEV35 4
36 (Hexatrigesimal) 4IZ936 4
64 (Tetrasexagesimal)MjExMjIx8


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