Question

The exponent of $2$ in the prime factorization of $144,$ is:

• A. $4$
• B. $5$
• C. $6$
• D. $3$

Answer 1

The correct option is A

$4$

Explanation:

Prime factorization of $144,$ is

$\therefore 144=2\times 2\times 2\times 2\times 3\times 3=2^4\times 3^2$

Hence, the exponent of $2$ in the prime factorization of $144,$ is: $\underline{\mathbf{4}}.$