# Inner electrons 149 # Outer electrons 96 # Protons 245 An-Isotope 96:245 Approval Stats BE - Actual 1841.36 BE - Nucleon 7515.77 Decay A 100, SF 6.1E-07 Element Curium Half Life 8423 Y Magnetic Dipole 0.40 Mass Actual 245.07 Mass Calculated 246.92 Mass H Norm 243.16 Stability Unstable