Base 11 to Base 21 Converter
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Base 11 and Base 21
Base 11
In base 11, each digit in a number represents the number of copies of that power of 11. That is, the first digit tells you how many ones you have; the second tells you how many 11s you have; the third tells you how many 11x11 you have; the fourth tells you how many 11x11x11 you have; and so on.
Base 21
In base 21, each digit in a number represents the number of copies of that power of 21. That is, the first digit tells you how many ones you have; the second tells you how many 21s you have; the third tells you how many 21x21 you have; the fourth tells you how many 21x21x21 you have; and so on.
Conversion Table
Base 11 to Base 21 Conversion Table
Base 11 | Base 21 |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 4 |
5 | 5 |
6 | 6 |
7 | 7 |
8 | 8 |
9 | 9 |
A | A |
10 | B |
11 | C |
12 | D |
13 | E |
14 | F |
15 | G |
16 | H |
17 | I |
18 | J |
19 | K |
1A | 10 |
20 | 11 |
21 | 12 |
22 | 13 |
23 | 14 |
24 | 15 |
25 | 16 |
26 | 17 |
27 | 18 |
28 | 19 |
29 | 1A |
2A | 1B |
30 | 1C |
31 | 1D |
32 | 1E |
33 | 1F |
34 | 1G |
35 | 1H |
36 | 1I |
37 | 1J |
38 | 1K |
39 | 20 |
3A | 21 |
40 | 22 |
41 | 23 |
42 | 24 |
43 | 25 |
44 | 26 |
45 | 27 |
46 | 28 |
47 | 29 |
48 | 2A |
49 | 2B |
4A | 2C |
50 | 2D |
51 | 2E |
52 | 2F |
53 | 2G |
54 | 2H |
55 | 2I |
56 | 2J |
57 | 2K |
58 | 30 |
59 | 31 |
Base 21 to Base 11 Conversion Table
Base 21 | Base 11 |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 4 |
5 | 5 |
6 | 6 |
7 | 7 |
8 | 8 |
9 | 9 |
A | A |
B | 10 |
C | 11 |
D | 12 |
E | 13 |
F | 14 |
G | 15 |
H | 16 |
I | 17 |
J | 18 |
K | 19 |
10 | 1A |
11 | 20 |
12 | 21 |
13 | 22 |
14 | 23 |
15 | 24 |
16 | 25 |
17 | 26 |
18 | 27 |
19 | 28 |
1A | 29 |
1B | 2A |
1C | 30 |
1D | 31 |
1E | 32 |
1F | 33 |
1G | 34 |
1H | 35 |
1I | 36 |
1J | 37 |
1K | 38 |
20 | 39 |
21 | 3A |
22 | 40 |
23 | 41 |
24 | 42 |
25 | 43 |
26 | 44 |
27 | 45 |
28 | 46 |
29 | 47 |
2A | 48 |
2B | 49 |
2C | 4A |
2D | 50 |
2E | 51 |
2F | 52 |
2G | 53 |
2H | 54 |
2I | 55 |
2J | 56 |
2K | 57 |
30 | 58 |
31 | 59 |
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