>>http://www.networkworld.com/community/blog/its-programmer-day-best-you-can-do
>
>Happy Programmers Day to You too.
>Thank you Greg.
>today is
>

DATE(2010,12,31)+2^8

Before we converted the telephone system so that everyone must always use 8 digits, we used 5 digits locally. My company's number was 65533, but in my emails to other programmers, I always wrote 2^16-3.