$\"\"$

The scientific notation is $\"\"$ .

The scientific notation to standard form:

In $\"\"$ , note whether $\"\"$ .

there fore the above scientific notation has the exponent is 12, so $\"\"$ . $\"\"$

Since $\"\"$ , move the decimal point 12 places to the right.

$\"\"$ . $\"\"$

Rewrite insert commas.

$\"\"$ .

The standard form is $\"\"$ . $\"\"$

The standard form is $\"\"$ .