On January 1, 2023, Cullumber Ltd. had 522,000 common shares outstanding. During 2023, it had the following transactions that affected the common share account: Feb.1 Issued 172.000 shares Mar. 1 Issued a 10\% stock dividend May 1 Acquired 192.000 common shares and retired them June 1 Issued a 3-for-1 stock split Oct: 1 issued 60.000 shares The company's year end is December 31 . The company's year end is December 31 . (a) Determine the weighted average number of shares outstanding as at December 31, 2023. (Round answer to O decimal places, es. 5,275. Weighted ayerage number of shares outstanding: whares