The distance of the point $\mathrm{B}$ with position vector $\overline{i}+2\overline{j}+3\overline{k}$ from the line passing through the point A with position vector $4\overline{i}+2\overline{j}+2\overline{k}$ and parallel to the vector $2\overline{i}+3\overline{j}+6\overline{k}$ is