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A quad is a unit of energy equal to 10^15 (a short-scale quadrillion) BTU, or 1.055 x 10^18 joules (1.055 exajoules or EJ) in SI units. The unit is used by the U.S. Department o ..more definition+
In relation to the base unit of [energy] => (joules), 1 Quads (quad) is equal to 1.05505585262E+18 joules, while 1 Calories 3.98°C (cal3.98°C) = 4.2045 joules.| 646800 Quads | to common energy units |
|---|---|
| 646800 quad | = 6.8241012547462E+23 joules (J) |
| 646800 quad | = 6.8241012547462E+20 kilojoules (kJ) |
| 646800 quad | = 1.6309993438686E+23 calories (cal) |
| 646800 quad | = 1.6309993438686E+20 kilocalories (kcal) |
| 646800 quad | = 4.2592600424086E+42 electron volt (eV) |
| 646800 quad | = 1.8955836818739E+20 watt hour (Wh) |
| 646800 quad | = 1.5652527429927E+41 atomic unit of energy (au) |
| 646800 quad | = 1.6309993438686E+14 tons of TNT (tTNT) |
| 646800 quad | = 5.0331987883363E+23 foot pound force (ft lbf) |
| 646800 quad | = 6.8241012547462E+30 ergs (ergs) |