Hex Reference
0x31 in Binary = 00110001
Hex 0x31 converts to binary 00110001. Decimal: 49. Octal: 61. ASCII character: "1".
Quick Answer
Hex
31
Binary
00110001
Decimal
49
Octal
61
ASCII Character
"1"
How to Convert 0x31 to Binary — Step by Step
1
Separate the two hex digits
0x31 = high nibble 3 + low nibble 1
2
Convert each digit to 4 binary bits
Hex 3 = 0011 (decimal 3)
Hex 1 = 0001 (decimal 1)
3
Concatenate the 4-bit groups
0011 + 0001 = 00110001
0x31 in All Number Systems
| Hex (Base 16) | 31 (0x31) |
| Binary (Base 2) | 00110001 (0011 0001) |
| Decimal (Base 10) | 49 |
| Octal (Base 8) | 61 |
| ASCII | "1" |
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