Binary Converter
Convert between binary, decimal, hexadecimal, and octal number systems free online instantly. Type in any field and all others update automatically. Perfect for programmers and computer science students.
Instant
Private
Free
Bit Visualization (Nibbles)
Common Conversions (0-15)
| Decimal | Binary | Hex | Octal |
|---|---|---|---|
| 0 | 0000 | 0 | 0 |
| 1 | 0001 | 1 | 1 |
| 2 | 0010 | 2 | 2 |
| 3 | 0011 | 3 | 3 |
| 4 | 0100 | 4 | 4 |
| 5 | 0101 | 5 | 5 |
| 6 | 0110 | 6 | 6 |
| 7 | 0111 | 7 | 7 |
| 8 | 1000 | 8 | 10 |
| 9 | 1001 | 9 | 11 |
| 10 | 1010 | A | 12 |
| 11 | 1011 | B | 13 |
| 12 | 1100 | C | 14 |
| 13 | 1101 | D | 15 |
| 14 | 1110 | E | 16 |
| 15 | 1111 | F | 17 |
How to Use the Converter
1
Type any number in any field — binary, decimal, hex, or octal
2
All other fields update automatically and instantly
3
Use ASCII tab to convert text to binary or binary to text
4
Copy any result with one click — free, no signup needed