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15 base 10 equals F base 16
0 - 9 plus A - F
Oh, the hexadecimal system is like a happy little rainbow of colors! It uses 16 symbols: 0-9 for the numbers 0 to 9, and A-F for the numbers 10 to 15. Isn't it just lovely how those symbols come together to create beautiful digital paintings on our screens? Just remember, there's no mistakes in the hexadecimal world, just happy little accidents waiting to be discovered!
It would be any real number which is greater than or equal to -5.
There are 168 = 4,294,967,296 such numbers.