Binary, Decimal, Hex & Octal Number Base Converter
Convert binary, decimal, hexadecimal, and octal instantly. Includes 8-bit, 16-bit, and 32-bit binary representations.
Binary bit-length view
| Width | Value |
|---|---|
| 8-bit | 11111111 |
| 16-bit | 0000000011111111 |
| 32-bit | 00000000000000000000000011111111 |
| 64-bit | 0000000000000000000000000000000000000000000000000000000011111111 |
Frequently asked questions
What is 255 in binary?
255 decimal equals 11111111 in binary (8 bits, all ones) and FF in hexadecimal.
What is FF in decimal?
FF hexadecimal equals 255 in decimal.
How do I convert binary to hex?
Group the binary digits in fours from the right and convert each group to a single hex digit (0–F).