Juni 7, 2008
19 itu …
19 itu :
the 8th smallest prime number.
19 itu :
the smallest Higgs prime for squares and cubes that has an index among Higgs primes that is less than its index among primes overall (because 17 is not a Higgs prime).
19 itu :
The atomic number of Potassium.
19 itu :
The number of Arabic letters in the common formula, [...]






