1 billion seconds
... turns out to be slightly over 31 and a half years.
According to the text of my birth certificate, I was born at 13:20. So, with that, we can make the following calculation:
wouter@celtic:~$ date -d '1978-05-06 + 13 hours + 20 minutes + 1000000000 seconds' Tue Jan 12 15:06:40 CET 2010
Since I missed my 10000 days, and I was sortof unhappy about that, I guess this one is a good substitute.
Unfortunately the 12th of January is a tuesday, but I guess I can throw a party during the weekend...
oh no, i just missed this one
paul@laika:~$ date -d '1970-02-26 + 10 hours + 30 minutes + 1234567890 seconds' Sat Apr 11 11:01:30 CEST 2009
paul