What is 255 in Hexadecimal (Hex)?
Decimal 255 in binary is 11111111, in hexadecimal is 0xFF, and in octal is 377. See the step-by-step division-by-16 conversion table.
Exact Answer
25510 = FF16
Binary (Base 2)
11111111
Hexadecimal (Base 16)
0xFF
Octal (Base 8)
377
Bit Length
8 bits
Step-by-Step Solution: 255₁₀ = FF₁₆
Step 1
Successive Division by 16
Divide 255 repeatedly by 16 and convert remainders (0–15 to 0–F) to obtain FF.
25510 = FF16
Summary & Alternative Representations
| Property / Format | Value |
|---|---|
| Binary (Base 2) | 11111111 |
| Hexadecimal (Base 16) | 0xFF |
| Octal (Base 8) | 377 |
| Bit Length | 8 bits |
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Frequently Asked Questions
How many bits are needed to represent 255 in binary?
255 in binary is 11111111, which requires 8 bits.