Simple Puzzle

Investigate the drop pod in Eidos 7

Oh, Im so bored! Wont someone please play with me?

What shall we play?

How about this? Ill give you an easy puzzle, and you try to solve it!

If you enter the correct answer into the input device installed at the elevator leading to the Presence Chamber, Ill give you a prize!

No wild guesses, okay?

4@7@8 = 285684
9@3@5 = 271542
6@2@7 = 121426
5@6@7 = ?

A client posted a puzzle out of boredom.
There was a hidden pattern within the puzzle, which consisted of numbers and symbols.

X: 10794 Y: 10102

Accept this request from the Bulletin Board at Xion City.