Special properties of number 16 (Today’s Date)

1. 16 is the only number of the form x^y = y^x with x and y being different integers.
2. 16 is a Square Number (4x4).
3. 16 is the maximal number of regions into which 5 lines divide a plane.
4. 16= 1 + 3 + 5 + 7 i.e. sum of first four odd numbers
5. The base 16 notational system for representing real numbers, called hexadecimal, is particularly important and used extensively in computer science, since four bits (each consisting of a 'one' or 'zero') can be succinctly expressed with just a single hexadecimal digit. The 16 distinct digits used to represent numbers in hexadecimal notation are: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, and F.
6. The Chemical Element Sulfur has an atomic number of 16.