Base 20 to Base 21 converter

Base 20 to Base 21 Converter

Enter the value below.

Base 20 and Base 21

Base 20

In base 20, each digit in a number represents the number of copies of that power of 20. That is, the first digit tells you how many ones you have; the second tells you how many 20s you have; the third tells you how many 20x20 you have; the fourth tells you how many 20x20x20 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 20 to Base 21 Conversion Table

Base 20	Base 21
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
A	A
B	B
C	C
D	D
E	E
F	F
G	G
H	H
I	I
J	J
10	K
11	10
12	11
13	12
14	13
15	14
16	15
17	16
18	17
19	18
1A	19
1B	1A
1C	1B
1D	1C
1E	1D
1F	1E
1G	1F
1H	1G
1I	1H
1J	1I
20	1J
21	1K
22	20
23	21
24	22
25	23
26	24
27	25
28	26
29	27
2A	28
2B	29
2C	2A
2D	2B
2E	2C
2F	2D
2G	2E
2H	2F
2I	2G
2J	2H
30	2I
31	2J
32	2K
33	30
34	31

Base 21 to Base 20 Conversion Table

Base 21	Base 20
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
A	A
B	B
C	C
D	D
E	E
F	F
G	G
H	H
I	I
J	J
K	10
10	11
11	12
12	13
13	14
14	15
15	16
16	17
17	18
18	19
19	1A
1A	1B
1B	1C
1C	1D
1D	1E
1E	1F
1F	1G
1G	1H
1H	1I
1I	1J
1J	20
1K	21
20	22
21	23
22	24
23	25
24	26
25	27
26	28
27	29
28	2A
29	2B
2A	2C
2B	2D
2C	2E
2D	2F
2E	2G
2F	2H
2G	2I
2H	2J
2I	30
2J	31
2K	32
30	33
31	34

Base 20 to Base 21 Converter