where each separate letter represents a different digit and A is not zero.
What is ABCDE?
I got this book almost 20 years ago; shortly after high school:
A few numbers of this type are in it. I still flip through it once in a while.
In college I took a programming course and for a project I wrote a program to find some numbers of this type. Computers being what they were I don't think I went much beyond the number that is the solution here. Apparently they are all known now:
Posted by Jer
on 2009-05-03 17:24:55