quickly please i give you a straight like and please answer in in 3 digit number such as 5.333

On December 31, 2012, Google Company had 400000 shares of common stock issued and outstanding. Google issued 100000 o March 31, and a 0.1 percent stock dividend on July 1, 2013. On October 1, 2013, Google reacquired 42000 shares of its common stock What number of shares should be used in computing basic earnings per share for the year ended December 31, 2013