Hardy-Ramanujan Number – 1729 – July 29, 17

More details at: (i)  Selfie Fractions: Addable; (ii) Selfie Fractions: Dottable and Potentiable; (iii) Selfie Fractions: Addable and Dottable Together; (iv) Equivalent Selfie Fractions: Dottable, Addable and Subtractable.