Septtrihexium (Sth)
Septtrihexium is the systematic name of the theoretical 736. element in the periodic table with a symbol of Sth and atomic number of 736. Septtrihexium, also known as element 736, has שבע מאות שלושים ושש protons in its nucleus, and שבע מאות שלושים ושש electrons in its shells.