6440 newton meters equals 1.54 calories.
Convert 6440 newton meters into joules, kilojoules, megajoules, foot pounds, watt hours, kilowatt hours, megawatt hours, mega electrons, etc...
Convert 2 calories into joules, kilojoules, megajoules, foot pounds, watt hours, kilowatt hours, megawatt hours, mega electrons, etc...