Ivanhoe Inc. presented the following data:

Net income

$$5,594,400$

Preferred shares: $66,600$ shares outstanding, $$100$ par, $8\%$ cumulative, not convertible

$$6,660,000$

Common shares: Shares outstanding, Jan. $1,2023$

$645,000$

Issued for cash, May $1,2023$

$120,000$

Acquired treasury shares for cash, Sept. $1,2023($shares cancelled$)$

$177,000$

$4-$for$-1$ stock split, Oct. $1,2023$

As at January $1,2023,$ there were no dividends in arrears. On December $31,2023,$ Ivanhoe declared and paid the preferred dividend for $2023.$

$($a$)$

Calculate the weighted average number of common shares at December $31,2023.($Round answer to $0$ decimal places, e$.$g$.5275.)$

Weighted average number of shares outstanding