Logic Level 3

$\LARGE{ \require{enclose} \begin{array}{rlll} \phantom{0}\ \boxed{\phantom{0}} \ \boxed{4} && \\[-3pt] \boxed{\phantom0} \ \boxed{\phantom0} \ \enclose{longdiv}{\boxed{\phantom0} \ \boxed{5} \ \boxed{\phantom{0}} }&& \\[-3pt] \underline{\boxed6 \ \boxed{\phantom0} \phantom0 \phantom0} && \\[-3pt] \boxed{\phantom0} \ \boxed{\phantom{0}} && \\[-2pt] \underline{\boxed{\phantom{0}} \ \boxed{\phantom0}} && \\[-2pt] \ \boxed{7} && \\[-2pt] \end{array} }$

Above shows a long division. Find the total number of solutions to this long division.

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