Suppose p,q,r are all primes such that p>q>r and p-q=r . What is the value of r? Yup, that's the easy one.
Now for the sinister problem:
Suppose p,q,r are all distinct primes less than 2027 and p^r - q^r is divisible by 2027. What is the value of r?
You wish to fill Lionel's coffers? Yes, ha, ha, ha, yes!!!