When forming a public key for an RSA cipher, real applications involve pairs of long prime numbers, p and q so N=pq. The intention is to make it too time-consuming to factor the public component into...

When forming a public key for an RSA cipher, real applications involve pairs of long prime numbers, p and q so N=pq. The intention is to make it too time-consuming to factor the public component into the prime factors. Briefly explain why N=64615 would not be an effective public key.