Octal to Decimal Converter | number conversion

Enter a octal number

Decimal number (Base 10) :

Hexadecimal number (Base 16) :

Octal To Decimal Conversion

An octal number system is a base 8 number system. It means that an octal number can be formed by using any of the 0-7 digits (8 base elements). On the other hand, the decimal number system has base 10. It means that a decimal number can be formed by using any of the 0-9 digits (10 base elements).

To convert an octal number into decimal number you need to multiply each digit of octal by powers of 8 starting from 0 and sum it up finally.

The diagram below explains octal to decimal conversion process :



So 67 in octal is equivalent to 55 in decimal number system.

Related Links :

• Octal to Decimal in C/C++
• Decimal Number System
• Binary Number System
• Hexadecimal Number System