User blog comment:AidenBrooks999/55 Cancri E's Core Destruction/@comment-3326268-20170624072458

2559920050719.951 km^3 = 2.56E21m^3 = 2.56E27cm^3.

2.56E27cm^3 * 210081 J/cc = 5.378E32 J = planet level.