Answer
$1110001_2$
Work Step by Step
$2|\underline{113}\ \ remainders$
$2|\underline{56}\ \ \ \ \ \ \ \ \ 1$
$2|\underline{28}\ \ \ \ \ \ \ \ \ 0$
$2|\underline{14}\ \ \ \ \ \ \ \ \ 0$
$2|\underline{7}\ \ \ \ \ \ \ \ \ \ 0$
$2|\underline3\ \ \ \ \ \ \ \ \ \ 1$
$2|\underline1\ \ \ \ \ \ \ \ \ \ 1$
$\ \ \ \,0\ \ \ \ \ \ \ \ \ \ \ 1$ $\ \ \ \uparrow$ read digits up
