There are 293 ways to make change for a dollar.
148
The symbol on the 'pound' key (#) is called an octothorpe.
82
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
7
If left alone, 70% of birthmarks gradually fade away.
193
An ounce of platinum can be stretched 10,000 feet.
40