Evaluate (6.0210^23)(8.65*10^4)

$(6.02 \cdot 10^{2} \cdot 3) (8.65 \cdot 10^{4})$

Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the $10$ . If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.

$1.56219 \times 10^{8}$