Fun Fact! The number six is the smallest perfect number.
A perfect number is a positive integer that is equal to the sum of its positive divisors in number theory. Six is the lowest perfect number, according to this criterion. If you scratched your brow and said, "Huh? The next perfect number is not until 28. It turns out that perfection is really rare...
Fun Fact! There is just one number that is spelled with the same number of letters as the number itself.