What is the smallest base$-10$ positive $(>0)$ real number that bfloat$16$ can represent? Write your answer as a base$-10$ real number using either standard integer.fraction notation or scientific notation. You answer should be accurate to within $0\mathrm{.}1\%$ of the real value, although you should be able to express the exact value easily. E$.$g$.,$ your answer may be $31\mathrm{.}40625,$ or it may be $3\mathrm{.}140625$E$1.$