Think of the letters GEOCACHE. With this 8 letters you can create many different "words", one of them is GEOCACHE.
If you list all of this "words", that you can create with this eight letters, and then sort them alphabetically, the first of them will be ACCEEGHO (strange word), and the last will be OHGEECCA.
Your task is now to calculate which number in the list the word GEOCACHE will have.
This number will be inserted in the formula E014 4x.xxx
To also get the value for the North coordinates you have to find the "word" EAECOGCH
Insert the row number for this word in the formula N56 5x.xxx
There is no need to use other tools than a paper and pencil, and your brain.
You can check your calculation here