Hexhexhexium (Hhh)
Hexhexhexium is the systematic name of the theoretical 666'inci element in the periodic table with a symbol of Hhh and atomic number of 666. Hexhexhexium, also known as element 666, has altı yüz atmış altı protons in its nucleus, and altı yüz atmış altı electrons in its shells.