Number Base Converter
Convert numbers between any bases from 2 (binary) to 36.
Supports decimal, binary, octal, hexadecimal, and more.
Converted Number
Number Base Conversion translates a number from one positional numeral system to another.
Common bases:
- Base 2 (Binary) — Uses 0, 1. Used in computing.
- Base 8 (Octal) — Uses 0–7. Used in Unix file permissions.
- Base 10 (Decimal) — Uses 0–9. Standard human counting.
- Base 16 (Hexadecimal) — Uses 0–9, A–F. Used in colors, memory addresses.
- Base 36 — Uses 0–9, A–Z. Maximum single-character digit base.
How conversion works:
- Convert the source number to base 10 (multiply each digit by base^position)
- Convert from base 10 to the target base (repeated division)
Example: Binary 1010 → Decimal = 1×8 + 0×4 + 1×2 + 0×1 = 10