The result of your conversion between township and square mil appears here
To convert between Township and Square Mil you have to do the following:
First divide 0.092903412*43560*23040 / 6.4516E-10 = 144522204289833248.
Then multiply the amount of Township you want to convert to Square Mil, use the chart below to guide you.
Symbol: twp
No description
Symbol: sq mil
No description