5.00 x 10⁵ photons of frequency 1.05 x 10¹⁴ s^-1

7.20 x 10⁸ photons of wavelength 200 nm

5.00 x 10¹⁰ photons of frequency 1.00 x 10⁹ s^-1

5.00 x 10¹⁵ photons of wavelength 15 m

7.00 x 10⁶ photons of wavelength 550 nm