Towards the end of the movie when they’re going up the building to save his wannabe girlfriend. They pause on floor 47 for a moment and it’s clearly shown in this shot. There’s is nothing in frame except for a nicely positioned sign that’s well lit to read 47.

As Ben and I were driving back from a dodgy ebay deal from Winston Hills. There was a big roadwork sign that said “World Youth Day – 47 Days to go!”