Octbiseptium (Obs)
Octbiseptium is the systematic name of the theoretical 827. element in the periodic table with a symbol of Obs and atomic number of 827. Octbiseptium, also known as element 827, has οκτακόσια είκοσι επτά protons in its nucleus, and οκτακόσια είκοσι επτά electrons in its shells.