Well, its a long number that satisfies a simple predicate, set by fiat, that makes this class of numbers rare. It is the ultimate "artificial scarcity"! It's to

Well, its a long number that satisfies a simple predicate, set by fiat, that makes this class of numbers rare. It is the ultimate "artificial scarcity"! It's too bad there can't be a better way to add new values into the system that scales better with, say, how much the system is used, or how much utility it gives to people, instead of how much oil you can afford to burn to get one.