var num = 106700;
var end = 123700;
var numNotPrime = 0;
while(num <= end){
	for(var i = 2; i <= Math.sqrt(num); i++){
		if(num%i == 0){
			i = num;
			numNotPrime++;
		}
	}
	num += 17;
}
console.log(numNotPrime);