Base 9 to Base 18 converter

Base 9 to Base 18 Converter

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Base 9 and Base 18

Base 9

In base 9, each digit in a number represents the number of copies of that power of 9. That is, the first digit tells you how many ones you have; the second tells you how many 9s you have; the third tells you how many 9x9 you have; the fourth tells you how many 9x9x9 you have; and so on.

Base 18

In base 18, each digit in a number represents the number of copies of that power of 18. That is, the first digit tells you how many ones you have; the second tells you how many 18s you have; the third tells you how many 18x18 you have; the fourth tells you how many 18x18x18 you have; and so on.

Conversion Table

Base 9 to Base 18 Conversion Table

Base 9	Base 18
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
10	9
11	A
12	B
13	C
14	D
15	E
16	F
17	G
18	H
20	10
21	11
22	12
23	13
24	14
25	15
26	16
27	17
28	18
30	19
31	1A
32	1B
33	1C
34	1D
35	1E
36	1F
37	1G
38	1H
40	20
41	21
42	22
43	23
44	24
45	25
46	26
47	27
48	28
50	29
51	2A
52	2B
53	2C
54	2D
55	2E
56	2F
57	2G
58	2H
60	30
61	31
62	32
63	33
64	34
65	35
66	36
67	37
68	38
70	39
71	3A

Base 18 to Base 9 Conversion Table

Base 18	Base 9
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	10
A	11
B	12
C	13
D	14
E	15
F	16
G	17
H	18
10	20
11	21
12	22
13	23
14	24
15	25
16	26
17	27
18	28
19	30
1A	31
1B	32
1C	33
1D	34
1E	35
1F	36
1G	37
1H	38
20	40
21	41
22	42
23	43
24	44
25	45
26	46
27	47
28	48
29	50
2A	51
2B	52
2C	53
2D	54
2E	55
2F	56
2G	57
2H	58
30	60
31	61
32	62
33	63
34	64
35	65
36	66
37	67
38	68
39	70
3A	71

Base 9 to Base 18 Converter