348
xkcd 2861: X Value
(imgs.xkcd.com)
Alt text:
The value of n is still unknown, but new results constrain it to fall between 8 and 10^500, ruling out popular 'n=1' and 'n=2' theories.
No one said it was irrational, but sure why not
Statistically, 100% of large numbers are irrational so we should assume that it is