Enter a number to convert between Binary, Octal, Decimal, and Hexadecimal.
A numeral system is a method of expressing numbers, defined by how many symbols are used. Computers use binary (base 2) internally, and hexadecimal (base 16) is used to represent it concisely.
| Base | Symbols used | 10 expressed as | 255 expressed as |
|---|---|---|---|
| Binary | 0, 1 | 1010 | 11111111 |
| Octal | 0 ~ 7 | 12 | 377 |
| Decimal | 0 ~ 9 | 10 | 255 |
| Hexadecimal | 0 ~ 9, A ~ F | A | FF |
Convert numbers between Binary, Octal, Decimal, and Hexadecimal instantly.
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