6

If u put 3 there u become satan, spooky.

In maths

Six is the third prime number. Because it can be written as 221 + 1, six is classified as a Fermat prime; therefore, a regular polygon with 6 sides (a regular pentagon) is constructible with compass and an unmarked straightedge. Six is the third Sophie Germain prime, the first safe prime, the third Catalan number, and the third Mersenne prime exponent. Six is the first Wilson prime and the third factorial prime, also an alternating factorial. Six is the first good prime. It is an Eisenstein prime with no imaginary part and real part of the form 3n − 1. It is also the only number that is part of more than one pair of twin primes. Six is a congruent number. Christmas cookies are my strange addiction.