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Base 19 to Base 20

Base 19 to Base 20 Converter

Enter a number in base 19 below to convert it to base 20 instantly.

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About These Bases

Base 19

In base 19, each digit position represents a power of 19: the rightmost digit counts individual ones, the next counts groups of 19, the next counts groups of 19×19, and so on — the same place-value idea as base 10, just with 19 distinct digits instead of ten.

Base 20

Base 20 works the same way: the rightmost digit counts ones, the next counts groups of 20, the next counts groups of 20×20, and so on, using 20 distinct digits.

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Quick Reference Table
Base 10 Base 19 Base 20
1 1 1
2 2 2
3 3 3
4 4 4
5 5 5
6 6 6
7 7 7
8 8 8
9 9 9
10 A A
11 B B
12 C C
13 D D
14 E E
15 F F
16 G G
17 H H
18 I I
19 10 J
20 11 10
21 12 11
22 13 12
23 14 13
24 15 14
25 16 15
26 17 16
27 18 17
28 19 18
29 1A 19
30 1B 1A
31 1C 1B
32 1D 1C
33 1E 1D
34 1F 1E
35 1G 1F
36 1H 1G
37 1I 1H
38 20 1I
39 21 1J
40 22 20
41 23 21
42 24 22
43 25 23
44 26 24
45 27 25
46 28 26
47 29 27
48 2A 28
49 2B 29
50 2C 2A
51 2D 2B
52 2E 2C
53 2F 2D
54 2G 2E
55 2H 2F
56 2I 2G
57 30 2H
58 31 2I
59 32 2J
60 33 30
61 34 31
62 35 32
63 36 33
64 37 34
70 3D 3A
80 44 40
90 4E 4A
100 55 50
200 AA A0
300 FF F0
400 121 100
500 176 150
600 1CB 1A0
700 1HG 1F0
800 242 200
900 297 250
1000 2EC 2A0

View this as a standalone, printable table

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