Estimating the age of universe as dimension of time using fundamental constants. Based on Paul Dirac's large number hypothesis.

age_of_universe.py

from math import pi, ceil, log10

e = 1.6 * (10**-19)
mE = 9.1 * (10**-31)
mP = 1.67 * (10**-27)
c = 3 * (10**8)
G = 6.67 * (10**-11)
x = (9 * (10**9))
n = (e**4) * (x**2)
d = (mP * (mE ** 2) * (c ** 3) * G)
T = ( n / d )
print('%.2e seconds' % T)

Ts = T/(60*60*24*365.25)
print('%.2e years' % Ts)

r = ceil(log10(Ts))
if r == 9:
  print('≈ 10⁹ years')
else:
  print('Constants have changed over time?! Do people still use Python3? lol')