A radio station broadcasts at 104.5 MHz. What is this frequency in Hz?
1.045×1061.045 \times 10^61.045×106 Hz
1.045×1071.045 \times 10^71.045×107 Hz
1.045×1081.045 \times 10^81.045×108 Hz
1.045×1091.045 \times 10^91.045×109 Hz