Binary to Decimal Converter

Convert binary numbers (0s and 1s) to decimal instantly. Includes positional weight breakdown, step-by-step explanation, batch conversion, and code snippets.

⚡ Decimal Output
72
← 01001000 in binary = "H"
Binary Input01001000
Hex48
⚠️ Invalid binary — only 0s and 1s in 8-bit groups
Input Mode:
Output:
72
Decimal
48
Hexadecimal
110
Octal
8
Bits
💡 Positional value: each bit × 2^position. Example: 01001000 = 0×2⁷ + 1×2⁶ + 0×2⁵ + 0×2⁴ + 1×2³ + 0×2² + 0×2¹ + 0×2⁰ = 64 + 8 = 72