((3.7037037037e-28 m) / (1.666666666e-35 m)) / (3e+8 / 1822.5) = 135
((Friedman Length m) / (Planck Length)) / (speed of light / (Proton Electron Mass Ratio)) = Fine Structure Constant
((Friedman Length m) / (Planck Length)) / (speed of light / (Proton Electron Mass Ratio)) = Fine Structure Constant
(((3.71295775e-28 m) / (1.616229e-35 m)) / (c / 1836.15)) / 137.03600 = 1.02676225 s / m
(0.22360679775^2) / (3e+8 * 3.3333333333333e-11) = 5
https://en.wikipedia.org/wiki/Friedmann_equations#Density_parameter
To date, the critical density is estimated to be approximately five atoms (of monatomic hydrogen) per cubic metre, whereas the average density of ordinary matter in the Universe is believed to be 0.2–0.25 atoms per cubic metre