Septquadseptium (Sqs)
Septquadseptium is the systematic name of the theoretical 747. element in the periodic table with a symbol of Sqs and atomic number of 747. Septquadseptium, also known as element 747, has septiņsimt četrdesmit septiņi protons in its nucleus, and septiņsimt četrdesmit septiņi electrons in its shells.