base 2 | duodecimal (base 12) | base 2 | duodecimal (base 12) |
---|---|---|---|
1 | = 1 | 1011 | = b |
10 | = 2 | 1100 | = 10 |
11 | = 3 | 1101 | = 11 |
100 | = 4 | 1110 | = 12 |
101 | = 5 | 1111 | = 13 |
110 | = 6 | 10000 | = 14 |
111 | = 7 | 10001 | = 15 |
1000 | = 8 | 10010 | = 16 |
1001 | = 9 | 10011 | = 17 |
1010 | = a | 10100 | = 18 |
The duodecimal system (also known as base 12 or dozenal) is a positional notation numeral system using twelve as its base.
duodecimal (base 12) | base 2 | duodecimal (base 12) | base 2 |
---|---|---|---|
1 | ≈ 1 | b | ≈ 1011 |
2 | ≈ 10 | 10 | ≈ 1100 |
3 | ≈ 11 | 11 | ≈ 1101 |
4 | ≈ 100 | 12 | ≈ 1110 |
5 | ≈ 101 | 13 | ≈ 1111 |
6 | ≈ 110 | 14 | ≈ 10000 |
7 | ≈ 111 | 15 | ≈ 10001 |
8 | ≈ 1000 | 16 | ≈ 10010 |
9 | ≈ 1001 | 17 | ≈ 10011 |
a | ≈ 1010 | 18 | ≈ 10100 |
base 2 | duodecimal (base 12) |
---|---|
1 | = 1 |
10 | = 2 |
11 | = 3 |
100 | = 4 |
101 | = 5 |
110 | = 6 |
111 | = 7 |
1000 | = 8 |
1001 | = 9 |
1010 | = a |