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| 1 Femtowatt Hour | to common energy units |
|---|---|
| 1 fWh | = 3.6E-12 joules (J) |
| 1 fWh | = 3.6E-15 kilojoules (kJ) |
| 1 fWh | = 8.604206500956E-13 calories (cal) |
| 1 fWh | = 8.604206500956E-16 kilocalories (kcal) |
| 1 fWh | = 22469385.462308 electron volt (eV) |
| 1 fWh | = 1.0E-15 watt hour (Wh) |
| 1 fWh | = 825736.55700885 atomic unit of energy (au) |
| 1 fWh | = 8.604206500956E-22 tons of TNT (tTNT) |
| 1 fWh | = 2.6552237373982E-12 foot pound force (ft lbf) |
| 1 fWh | = 3.6E-5 ergs (ergs) |
| Femtowatt Hour | to Hartree (table conversion) |
|---|---|
| 1 fWh | = 825736.55700885 Eh, Ha |
| 2 fWh | = 1651473.1140177 Eh, Ha |
| 3 fWh | = 2477209.6710266 Eh, Ha |
| 4 fWh | = 3302946.2280354 Eh, Ha |
| 5 fWh | = 4128682.7850443 Eh, Ha |
| 6 fWh | = 4954419.3420531 Eh, Ha |
| 7 fWh | = 5780155.899062 Eh, Ha |
| 8 fWh | = 6605892.4560708 Eh, Ha |
| 9 fWh | = 7431629.0130797 Eh, Ha |
| 10 fWh | = 8257365.5700885 Eh, Ha |
| 20 fWh | = 16514731.140177 Eh, Ha |
| 30 fWh | = 24772096.710266 Eh, Ha |
| 40 fWh | = 33029462.280354 Eh, Ha |
| 50 fWh | = 41286827.850443 Eh, Ha |
| 60 fWh | = 49544193.420531 Eh, Ha |
| 70 fWh | = 57801558.99062 Eh, Ha |
| 80 fWh | = 66058924.560708 Eh, Ha |
| 90 fWh | = 74316290.130797 Eh, Ha |
| 100 fWh | = 82573655.700885 Eh, Ha |
| 200 fWh | = 165147311.40177 Eh, Ha |
| 300 fWh | = 247720967.10266 Eh, Ha |
| 400 fWh | = 330294622.80354 Eh, Ha |
| 500 fWh | = 412868278.50443 Eh, Ha |
| 600 fWh | = 495441934.20531 Eh, Ha |
| 700 fWh | = 578015589.9062 Eh, Ha |
| 800 fWh | = 660589245.60708 Eh, Ha |
| 900 fWh | = 743162901.30797 Eh, Ha |
| 1000 fWh | = 825736557.00885 Eh, Ha |
| 2000 fWh | = 1651473114.0177 Eh, Ha |
| 4000 fWh | = 3302946228.0354 Eh, Ha |
| 5000 fWh | = 4128682785.0443 Eh, Ha |
| 7500 fWh | = 6193024177.5664 Eh, Ha |
| 10000 fWh | = 8257365570.0885 Eh, Ha |
| 25000 fWh | = 20643413925.221 Eh, Ha |
| 50000 fWh | = 41286827850.443 Eh, Ha |
| 100000 fWh | = 82573655700.885 Eh, Ha |
| 1000000 fWh | = 825736557008.85 Eh, Ha |
| 1000000000 fWh | = 8.2573655700885E+14 Eh, Ha |