How many hours are there from 1st January 2012 to midnight 1st September 2012?

From 1st January 2012 to midnight 1st September 2012, there are 8 months. The months of January, March, May, July, and August have 31 days each, while February has 29 days (2012 is a leap year), and April and June have 30 days. Adding these up gives 244 days from January 1 to August 31. Multiplying 244 days by 24 hours results in 5,856 hours.