2024 CE

And what year did we start using that calendar system? Oh right, it was 525.

"We've taken over the governments of world powers and forced our Christ-centric numbering system to be standard, therefore we must have been right all along!"

It's 25AX if you're in the right religion. PRABOB

I've seen a handful of people in my life who believes this. Don't know how common it is, though.