Base 2 to Base 21 Conversion Table

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Base 2 to Base 21 Conversion Table

Converting base 2 to base 21 — every value from 1 to 1000 written out in both bases, side by side. Browse every base and pick another pair from the base conversion hub.

Base 10	Base 2	Base 21
1	1	1
2	10	2
3	11	3
4	100	4
5	101	5
6	110	6
7	111	7
8	1000	8
9	1001	9
10	1010	A
11	1011	B
12	1100	C
13	1101	D
14	1110	E
15	1111	F
16	10000	G
17	10001	H
18	10010	I
19	10011	J
20	10100	K
21	10101	10
22	10110	11
23	10111	12
24	11000	13
25	11001	14
26	11010	15
27	11011	16
28	11100	17
29	11101	18
30	11110	19
31	11111	1A
32	100000	1B
33	100001	1C
34	100010	1D
35	100011	1E
36	100100	1F
37	100101	1G
38	100110	1H
39	100111	1I
40	101000	1J
41	101001	1K
42	101010	20
43	101011	21
44	101100	22
45	101101	23
46	101110	24
47	101111	25
48	110000	26
49	110001	27
50	110010	28
51	110011	29
52	110100	2A
53	110101	2B
54	110110	2C
55	110111	2D
56	111000	2E
57	111001	2F
58	111010	2G
59	111011	2H
60	111100	2I
61	111101	2J
62	111110	2K
63	111111	30
64	1000000	31
70	1000110	37
80	1010000	3H
90	1011010	46
100	1100100	4G
200	11001000	9B
300	100101100	E6
400	110010000	J1
500	111110100	12H
600	1001011000	17C
700	1010111100	1C7
800	1100100000	1H2
900	1110000100	20I
1000	1111101000	25D

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From Base 21

to Base 2
to Base 3
to Base 4
to Base 5
to Base 6
to Base 7
to Base 8
to Base 9
to Base 10
to Base 11
to Base 12
to Base 13
to Base 14
to Base 15
to Base 16
to Base 17
to Base 18
to Base 19
to Base 20
to Base 22
to Base 23
to Base 24
to Base 25
to Base 26
to Base 27
to Base 28
to Base 29
to Base 30
to Base 31
to Base 32
to Base 33
to Base 34
to Base 35
to Base 36
to Base 37
to Base 38
to Base 39
to Base 40
to Base 41
to Base 42
to Base 43
to Base 44
to Base 45
to Base 46
to Base 47
to Base 48
to Base 49
to Base 50
to Base 51
to Base 52
to Base 53
to Base 54
to Base 55
to Base 56
to Base 57
to Base 58
to Base 59
to Base 60
to Base 61
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to Base 64