The conversion of a decimal number to its base 8 equivalent is started by the repeated division method. Divide the base 10 number by 8 and extract the remainders. The first remainder will be the LSD, ...
Log out of Google and search for [binary], [octal] and [hexadecimal] and you will see a little geeky easter egg. The easter egg shows the value of the results in that number systems. For example, here ...