What is the last digit of pi?
Pi is an irrational
number. As such, it has no final digit. Furthermore, there is
no pattern to its digits. But for what it's worth, here are the first thousand digits of
This is a plot element in the classic Star
Trek episode "Wolf in the Fold," in which Spock tricks the
evil "Redjac" into spending its time trying to figure out the last
digit of pi.
—The Fact Monster