Prime number


THEOREM    There are infinitely many primes.

Proof available

THEOREM    Any prime \(\ge 5\), is one more or one less than a multiple of six.

Proof available

THEOREM    The square of any prime \(\ge 5\) is one more than a multiple of twenty-four.

Proof available

THEOREM   

2019^4 + 4^2019\) is not prime.

Proof available

Proper subsets

Proper supersets