chmod Calculator
Toggle r/w/x to get octal permissions and a command example
chmod tool
User
Group
Others
754
111101100
chmod 754 file
r=4, w=2, x=1; sum each group to get 0–7.
Toggle r/w/x to get octal permissions and a command example
r=4, w=2, x=1; sum each group to get 0–7.