Octal to Decimal
Enter an octal number (digits 0–7 only)
Decimal: —
Convert octal numbers to decimal instantly with our easy-to-use online tool. Just enter your octal number, and get the decimal value in a click! What is Octal? The octal number system (base 8) uses digits from 0 to 7. Each position represents a power of 8, starting from the rightmost digit (which is �). Example: Octal number: 157 Decimal conversion: � What is Decimal? The decimal number system (base 10) is the standard counting system we use every day. It uses digits 0 to 9, and each position represents a power of 10. How to Use This Tool Enter your octal number in the input box. Click Convert. View the decimal equivalent instantly. Benefits of Using Our Octal to Decimal Converter Quick and accurate results User-friendly interface Works on desktop, tablet, and mobile Free and accessible online Example Conversions Octal Decimal 10 8 77 63 345 229 1234 668 Why Convert Octal to Decimal? Octal numbers are often used in computing and programming, while decimal numbers are used in daily life and arithmetic operations. This tool makes conversions effortless. Try It Now Enter your octal number above and get your decimal number instantly!