Monday, June 8, 2015

Special properties of number 8 (Today’s Date)

1. The smallest "non-trivial" cube: 8=23=2×2×2.
2. 8 is a Fibonacci number. Also it is the largest cube in the Fibonacci sequence.
3. 8 is an Octagonal Number.
4. 8 is the smallest sum of two factorials of distinct primes: 2! + 3!
5. When specifying directions on a map, most people choose from one of these 8 directions: north, northeast, east, southeast, south, southwest, west, and northwest.
6. In three-dimensional space there are 8 "diagonal" ways to move, corresponding to the eight "octants" you get if you divide the three-dimensional space with three mutually-perpendicular planes.
7. The Chemical Element Oxygen has an atomic number of 8.

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