In sixteen minutes -- at Sat Jan 10 05:37:04 2004 PST, or Sat Jan 10 13:37:04 2004 GMT -- time_t will be a 31 bit quantity. That is, the number of seconds since the Unix Epoch (Thu Jan 1 00:00:00 1970 GMT) will be 2^30.

1073741824	decimal
40000000	hex
10000000000	octal
1000000000000000000000000000000	binary

And just think, you were there.

perl -e 'print localtime(2**30) . "\n"'
perl -e 'printf "%b\n", time'