Penttrihexium (Pth)
Penttrihexium is the systematic name of the theoretical ۵۳۶. element in the periodic table with a symbol of Pth and atomic number of 536. Penttrihexium, also known as element 536, has پانصد و سی و شش protons in its nucleus, and پانصد و سی و شش electrons in its shells.