Hex Reference
0x8A in Binary = 10001010
Hex 0x8A converts to binary 10001010. Decimal: 138. Octal: 212.
Quick Answer
Hex
8A
Binary
10001010
Decimal
138
Octal
212
How to Convert 0x8A to Binary — Step by Step
1
Separate the two hex digits
0x8A = high nibble 8 + low nibble A
2
Convert each digit to 4 binary bits
Hex 8 = 1000 (decimal 8)
Hex A = 1010 (decimal 10)
3
Concatenate the 4-bit groups
1000 + 1010 = 10001010
0x8A in All Number Systems
| Hex (Base 16) | 8A (0x8A) |
| Binary (Base 2) | 10001010 (1000 1010) |
| Decimal (Base 10) | 138 |
| Octal (Base 8) | 212 |
| ASCII | Non-printable |
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