Numbers 1-200 are written on the floor. Three friends Chang, Sneha and Salim started to jump on the numbers. Chang is on 83 and he jumps on every 7^th number. Sneha is on 94 and she jumps on every 5^th number. Salim is on 106 and he jumps on every 4^th number. The common number on which all of them jump will be