Write in Exponential Form natural log of 16=x

$\ln (16) = x$

For logarithmic equations, $\log_{b} (x) = y$ is equivalent to $b^{y} = x$ such that $x > 0$ , $b > 0$ , and $b \neq 1$ . In this case, $b = e$ , $x = 16$ , and $y = x$ .

$b = e$