1️⃣ Decimal to Binary Converter
Convert decimal numbers to binary, hexadecimal and octal. Enter one number per line for batch conversion.
What is a Decimal to Binary Converter?
The Decimal to Binary Converter translates base-10 (decimal) numbers into base-2 (binary), base-16 (hexadecimal), and base-8 (octal) forms. A step-by-step division method is shown for single inputs.
How to Convert Decimal to Binary
Divide the decimal number by 2 repeatedly, recording the remainder each time. Read the remainders from bottom to top. Example: 10 ÷ 2 = 5 R0, 5 ÷ 2 = 2 R1, 2 ÷ 2 = 1 R0, 1 ÷ 2 = 0 R1 → Binary = 1010.
FAQs
Can I convert multiple decimal numbers at once?
Yes! Enter one number per line for batch conversion.
What is the maximum number I can convert?
Up to Number.MAX_SAFE_INTEGER (2⁵³ - 1) safely in JavaScript.
Is this tool free?
Yes, completely free with no registration needed.