1729=7* 13* 19
27 17= 1 1* 13* 19
1463=7* 1 1* 19
Original formula =19/(7 *11*13 *19)+1/(7 *1/kloc.
=( 19+ 1 1+7+ 13)/(7* 1 1* 13* 19)
=50/ 190 19