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Base 18 to Base 39

Base 18 to Base 39 Converter

Enter a number in base 18 below to convert it to base 39 instantly.

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About These Bases

Base 18

In base 18, each digit position represents a power of 18: the rightmost digit counts individual ones, the next counts groups of 18, the next counts groups of 18×18, and so on — the same place-value idea as base 10, just with 18 distinct digits instead of ten.

Base 39

Base 39 works the same way: the rightmost digit counts ones, the next counts groups of 39, the next counts groups of 39×39, and so on, using 39 distinct digits.

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Quick Reference Table
Base 10 Base 18 Base 39
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 10 I
19 11 J
20 12 K
21 13 L
22 14 M
23 15 N
24 16 O
25 17 P
26 18 Q
27 19 R
28 1A S
29 1B T
30 1C U
31 1D V
32 1E W
33 1F X
34 1G Y
35 1H Z
36 20 a
37 21 b
38 22 c
39 23 10
40 24 11
41 25 12
42 26 13
43 27 14
44 28 15
45 29 16
46 2A 17
47 2B 18
48 2C 19
49 2D 1A
50 2E 1B
51 2F 1C
52 2G 1D
53 2H 1E
54 30 1F
55 31 1G
56 32 1H
57 33 1I
58 34 1J
59 35 1K
60 36 1L
61 37 1M
62 38 1N
63 39 1O
64 3A 1P
70 3G 1V
80 48 22
90 50 2C
100 5A 2M
200 B2 55
300 GC 7R
400 144 AA
500 19E CW
600 1F6 FF
700 22G Hb
800 288 KK
900 2E0 N3
1000 31A PP

View this as a standalone, printable table

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