average_depth_meters = 3688
total_ocean_area_km2 = 361_000_000
total_ocean_area_m2 = total_ocean_area_km2 * 1_000_000
total_ocean_volume_m3 = average_depth_meters * total_ocean_area_m2
total_ocean_volume_liters = total_ocean_volume_m3 * 1_000
print(f"Volume of water in the oceans: {total_ocean_volume_liters:.2e} liters")