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Base 24 to Base 18

Base 24 to Base 18 Converter

Enter a number in base 24 below to convert it to base 18 instantly.

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About These Bases

Base 24

In base 24, each digit position represents a power of 24: the rightmost digit counts individual ones, the next counts groups of 24, the next counts groups of 24×24, and so on — the same place-value idea as base 10, just with 24 distinct digits instead of ten.

Base 18

Base 18 works the same way: the rightmost digit counts ones, the next counts groups of 18, the next counts groups of 18×18, and so on, using 18 distinct digits.

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Quick Reference Table
Base 10 Base 24 Base 18
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 10
19 J 11
20 K 12
21 L 13
22 M 14
23 N 15
24 10 16
25 11 17
26 12 18
27 13 19
28 14 1A
29 15 1B
30 16 1C
31 17 1D
32 18 1E
33 19 1F
34 1A 1G
35 1B 1H
36 1C 20
37 1D 21
38 1E 22
39 1F 23
40 1G 24
41 1H 25
42 1I 26
43 1J 27
44 1K 28
45 1L 29
46 1M 2A
47 1N 2B
48 20 2C
49 21 2D
50 22 2E
51 23 2F
52 24 2G
53 25 2H
54 26 30
55 27 31
56 28 32
57 29 33
58 2A 34
59 2B 35
60 2C 36
61 2D 37
62 2E 38
63 2F 39
64 2G 3A
70 2M 3G
80 38 48
90 3I 50
100 44 5A
200 88 B2
300 CC GC
400 GG 144
500 KK 19E
600 110 1F6
700 154 22G
800 198 288
900 1DC 2E0
1000 1HG 31A

View this as a standalone, printable table

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