$\text{bias }=64$
$(-1)^{S} (.M)_2 \times 2^{E-\text{bias}}$
$(0.625)_2 = (0.101)_2$
$E-\text{bias} =18$
$E-64 =18$
$E=82 \Rightarrow (1010010)_2$
Floating Point Representation
$\mathbf{ {\color{Red} 0} {\color{Blue} {1010010} } {\color{Green} {10100000}} }$
in Hex : $52A0$