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A foe is a unit of energy equal to 10^44 joules (= 9.478x10^40 BTU) that was coined by physicist Gerry Brown of Stony Brook University. To measure the staggeringly immense amount ..more definition+
In relation to the base unit of [energy] => (joules), 1 Foe (foe) is equal to 1.0E+44 joules, while 1 Kiloelectron Volt (keV) = 1.60218E-16 joules.| 39900 Foe | to common energy units |
|---|---|
| 39900 foe | = 3.99E+48 joules (J) |
| 39900 foe | = 3.99E+45 kilojoules (kJ) |
| 39900 foe | = 9.5363288718929E+47 calories (cal) |
| 39900 foe | = 9.5363288718929E+44 kilocalories (kcal) |
| 39900 foe | = 2.4903568887391E+67 electron volt (eV) |
| 39900 foe | = 1.1083333333333E+45 watt hour (Wh) |
| 39900 foe | = 9.1519135068481E+65 atomic unit of energy (au) |
| 39900 foe | = 9.5363288718929E+38 tons of TNT (tTNT) |
| 39900 foe | = 2.9428729756163E+48 foot pound force (ft lbf) |
| 39900 foe | = 3.99E+55 ergs (ergs) |