bindechexascii software package provides simple ASCII,binary,decimal and hex converter, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install bindechexascii
bindechexascii is installed in your system.
Make ensure the bindechexascii package were installed using the commands given below,
$ sudo dpkg-query -l | grep bindechexascii *
You will get with bindechexascii package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Mathematics |
| Package | bindechexascii |
| Version | 0.0+20140524.git7dcd86-4 |
| Description | simple ASCII,binary,decimal and hex converter |
| Sub Section | Math |