text: Curzon Numbers | Function to check if a number is a Curzon number or not ; Find 2 ^ N + 1 ; Find 2 * N + 1 ; Check for divisibility ; Driver code
code: function checkIfCurzonNumber ( N ) { var powerTerm , productTerm ; powerTerm = Math . pow ( 2 , N ) + 1 ; productTerm = 2 * N + 1 ; if ( powerTerm % productTerm == 0 ) { document . write ( " " + " " ) ; } else { document . write ( " " ) ; } } var N = 5 ; checkIfCurzonNumber ( N ) ; N = 10 ; checkIfCurzonNumber ( N ) ;