Hex Reference
0x3A in Binary = 00111010
Hex 0x3A converts to binary 00111010. Decimal: 58. Octal: 72. ASCII character: ":".
Quick Answer
Hex
3A
Binary
00111010
Decimal
58
Octal
72
ASCII Character
":"
How to Convert 0x3A to Binary — Step by Step
1
Separate the two hex digits
0x3A = high nibble 3 + low nibble A
2
Convert each digit to 4 binary bits
Hex 3 = 0011 (decimal 3)
Hex A = 1010 (decimal 10)
3
Concatenate the 4-bit groups
0011 + 1010 = 00111010
0x3A in All Number Systems
| Hex (Base 16) | 3A (0x3A) |
| Binary (Base 2) | 00111010 (0011 1010) |
| Decimal (Base 10) | 58 |
| Octal (Base 8) | 72 |
| ASCII | ":" |
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