Multiplying the Previous Outputs “While” Each Output is Less

/*
 * Jung Min Yean
 * March 20, 2019
 * Program to print a variable ten times
 * Ver 1
 */
  // define constants and variables
int x = 3;

void setup()
{
  // declare your input and output
  Serial.begin(9600);
   while(x < 2000)
  {
    Serial.println(x); // + is add; - is subtraction; * is multiplication; / is division
    x = x * 2;
  }
}
void loop()
{
  // put your main code here, to run repeatedly:

}