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Base 18 to Base 38

Base 18 to Base 38 Converter

Enter a number in base 18 below to convert it to base 38 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 38

Base 38 works the same way: the rightmost digit counts ones, the next counts groups of 38, the next counts groups of 38×38, and so on, using 38 distinct digits.

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Quick Reference Table
Base 10 Base 18 Base 38
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 10
39 23 11
40 24 12
41 25 13
42 26 14
43 27 15
44 28 16
45 29 17
46 2A 18
47 2B 19
48 2C 1A
49 2D 1B
50 2E 1C
51 2F 1D
52 2G 1E
53 2H 1F
54 30 1G
55 31 1H
56 32 1I
57 33 1J
58 34 1K
59 35 1L
60 36 1M
61 37 1N
62 38 1O
63 39 1P
64 3A 1Q
70 3G 1W
80 48 24
90 50 2E
100 5A 2O
200 B2 5A
300 GC 7Y
400 144 AK
500 19E D6
600 1F6 FU
700 22G IG
800 288 L2
900 2E0 NQ
1000 31A QC

View this as a standalone, printable table

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