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Base 4 to Base 2

Base 4 to Base 2 Converter

Enter a number in base 4 below to convert it to base 2 instantly.

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About These Bases

Base 4

In base 4, each digit position represents a power of 4: the rightmost digit counts individual ones, the next counts groups of 4, the next counts groups of 4×4, and so on — the same place-value idea as base 10, just with 4 distinct digits instead of ten.

Base 2

Base 2 works the same way: the rightmost digit counts ones, the next counts groups of 2, the next counts groups of 2×2, and so on, using 2 distinct digits.

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Quick Reference Table
Base 10 Base 4 Base 2
1 1 1
2 2 10
3 3 11
4 10 100
5 11 101
6 12 110
7 13 111
8 20 1000
9 21 1001
10 22 1010
11 23 1011
12 30 1100
13 31 1101
14 32 1110
15 33 1111
16 100 10000
17 101 10001
18 102 10010
19 103 10011
20 110 10100
21 111 10101
22 112 10110
23 113 10111
24 120 11000
25 121 11001
26 122 11010
27 123 11011
28 130 11100
29 131 11101
30 132 11110
31 133 11111
32 200 100000
33 201 100001
34 202 100010
35 203 100011
36 210 100100
37 211 100101
38 212 100110
39 213 100111
40 220 101000
41 221 101001
42 222 101010
43 223 101011
44 230 101100
45 231 101101
46 232 101110
47 233 101111
48 300 110000
49 301 110001
50 302 110010
51 303 110011
52 310 110100
53 311 110101
54 312 110110
55 313 110111
56 320 111000
57 321 111001
58 322 111010
59 323 111011
60 330 111100
61 331 111101
62 332 111110
63 333 111111
64 1000 1000000
70 1012 1000110
80 1100 1010000
90 1122 1011010
100 1210 1100100
200 3020 11001000
300 10230 100101100
400 12100 110010000
500 13310 111110100
600 21120 1001011000
700 22330 1010111100
800 30200 1100100000
900 32010 1110000100
1000 33220 1111101000

View this as a standalone, printable table

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