13842

This number is a composite.

Just showing those entries submitted by 'Firoozbakht': (Click here to show all)

13842 = π(1)!^3 + π(3)!^3 + π(8)!^3 + π(4)!^3 + π(2)!^3. Note that 13842 is the only multi-digit number with this property. [Firoozbakht]