These are the only two numbers (besides 1 & 2) that can be written as the sum of the factorials of their digits (in base 10).pic.twitter.com/CHzrPjAhWt
-
This Tweet is unavailable.
I believe it's only a coincidence. There is an upper bound on the number of "factorions" and these are the only two below that bound. It's a coincidence since you can see it's purely a fact of the base one chooses.
-
-
This Tweet is unavailable.
-
I am delighted to learn the nomenclature is due to
@pickover.
End of conversation
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.