Base 18 to Base 21 Converter

Base 18 to Base 21 Converter

Enter the value below.

Number in Base 18 to convert Base 21
Converted Base 21 number

Base 18 and Base 21

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.

Base 21

In base 21, each digit in a number represents the number of copies of that power of 21. That is, the first digit tells you how many ones you have; the second tells you how many 21s you have; the third tells you how many 21x21 you have; the fourth tells you how many 21x21x21 you have; and so on.

Conversion Table

Base 18 to Base 21 Conversion Table

Base 18Base 21
11
22
33
44
55
66
77
88
99
AA
BB
CC
DD
EE
FF
GG
HH
10I
11J
12K
1310
1411
1512
1613
1714
1815
1916
1A17
1B18
1C19
1D1A
1E1B
1F1C
1G1D
1H1E
201F
211G
221H
231I
241J
251K
2620
2721
2822
2923
2A24
2B25
2C26
2D27
2E28
2F29
2G2A
2H2B
302C
312D
322E
332F
342G
352H
362I
372J
382K
3930
3A31

Base 21 to Base 18 Conversion Table

Base 21Base 18
11
22
33
44
55
66
77
88
99
AA
BB
CC
DD
EE
FF
GG
HH
I10
J11
K12
1013
1114
1215
1316
1417
1518
1619
171A
181B
191C
1A1D
1B1E
1C1F
1D1G
1E1H
1F20
1G21
1H22
1I23
1J24
1K25
2026
2127
2228
2329
242A
252B
262C
272D
282E
292F
2A2G
2B2H
2C30
2D31
2E32
2F33
2G34
2H35
2I36
2J37
2K38
3039
313A

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