Binary to Decimal

Convert base-2 values into decimal numbers and compare the matching hex and octal forms.

Binary
Valid: 0, 1 only
Decimal (Base 10)
Result will appear here
Hexadecimal (Base 16)
—
Octal (Base 8)
—
Quick Reference
0→0
1→1
10→2
11→3
100→4
101→5
110→6
111→7
1000→8
1111→15
10000→16
11111111→255

What does Binary to Decimal do?

Binary to Decimal converts base-2 numbers into base-10 numbers.

  • Primary use: Binary to Decimal converts base-2 numbers into base-10 numbers.
  • Key technical fact: Binary uses only 2 digits, 0 and 1; each position is a power of 2.
  • Practical check: Check accepted digits, ranges, signs, prefixes, and rounding before copying the converted value into code.
Topic Direct answer Source
Direct answer Binary to Decimal converts base-2 numbers into base-10 numbers. Browser JavaScript
Key fact Binary uses only 2 digits, 0 and 1; each position is a power of 2. Browser JavaScript
Processing model Runs locally in the browser; no production Node server receives the input. Browser JavaScript

Convert binary values to decimal numbers

Binary to Decimal turns base-2 input into base-10 output and also shows the equivalent hexadecimal and octal values. Use it to inspect bit masks, flags, byte values, teaching examples, or low-level values copied from logs.

Binary input should contain only 0 and 1; whitespace is ignored. Prefixes such as 0b are format markers, not binary digits, so remove them unless the converter explicitly accepts them.

How to use

  1. Type or paste a binary value into the input field.
  2. Review the decimal result and the matching hex and octal outputs.
  3. Copy the decimal value, or clear the form before checking another binary number.

What is binary to decimal conversion?

Binary is base 2, using only 0 and 1. Converting binary to decimal rewrites the same bit pattern as a base-10 number so it is easier to read, compare, or use in calculations.

Input notes

Use only binary digits. Keep track of leading zeros separately when the input represents a fixed-width byte, word, or bit field because numeric conversion may not preserve that visual width.

Example

The byte 11111111 converts to decimal 255 and hex FF:

--- Binary Input ---
11111111

--- Decimal ---
255

--- Hex ---
FF

--- Octal ---
377

MCP integration

MCP (Model Context Protocol) lets AI agents and apps discover and run Coding.Tools utilities for repeatable conversions, formatting, hashing, and generation workflows.

MCP tool name: binary-to-decimal

MCP endpoint: https://coding.tools/mcp

Call tools/list first. Each tool entry includes inputSchema, outputSchema, and examples so an AI agent or client can build valid arguments without guessing.

For tools/call, read result.content[0].text for the display value and result.structuredContent for machine parsing. Tool-level failures return isError: true; protocol failures return a JSON-RPC error.

Example tools/call request:

curl -s https://coding.tools/mcp \
  -H "Content-Type: application/json" \
  -H "Accept: application/json" \
  -H "MCP-Protocol-Version: 2025-06-18" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"binary-to-decimal","arguments":{"input":"11010110"}}}'

Most text and data tools accept an input string plus optional options. Browser-only image tools are listed for discovery and return a web UI link when they need browser image APIs.