The Value Of (0.000729)^5/6

{[0.000729]}^{5 / 6} = {[\frac{729}{1000000}]}^{5 / 6} = {[\frac{3 \times 3 \times 3 \times 3 \times 3 \times 3}{10 \times 10 \times 10 \times 10 \times 10 \times 10}]}^{5 / 6} = {[{(\frac{3}{10})}^{6}]}^{5 / 6} = {[\frac{3}{10}]}^{6 \times \frac{5}{6}} = {[\frac{3}{10}]}^{5} = [\frac{3 \times 3 \times 3 \times 3 \times 3}{10 \times 10 \times 10 \times 10 \times 10}] = \frac{243}{100000} = 0.00243

The Value Of (0.000729)5/6