CAT 2025 Slot 1 QA · Question 19

For any natural number $k$, let $a_k=3^k$. The smallest natural number $m$ for which $\left\{{\left(a_1\right)}^1\times {\left(a_2\right)}^2\times \dots \times {\left(a_{20}\right)}^{20}\right\}<\left\{a_{21}\times a_{22}\times \dots \times a_{(20+m)}\right\}$, is