20520 megajoules equals 15,134,752,400.76 foot pounds.
Convert 20520 megajoules into joules, kilojoules, calories, newton meters, watt hours, kilowatt hours, megawatt hours, mega electrons, etc...
Convert 15134752401 foot pounds into joules, kilojoules, calories, newton meters, watt hours, kilowatt hours, megawatt hours, mega electrons, etc...