On The Product of All Primes Between $N$ and $2N$ Compared to $2^{N}$

While reading some course notes from MIT 18.703 (Modern Algebra), I came across the following statement on page 3: Lemma 22.3. The product of all primes $r$ between $N$ and $2N$ is greater than $2^{N}$. However, this can quickly be … Continue reading →