21 farads (21 F)
21 farads equals 21,000,000 microfarads, 21,000,000,000 nanofarads, 21,000,000,000,000 picofarads and 21,000 millifarads.
21 farads = 21,000,000 microfarads
21 farads in all capacitance units
| Unit | Value | Scientific notation |
|---|---|---|
| Microfarads (µF) | 21,000,000 | 2.1 × 107 |
| Nanofarads (nF) | 21,000,000,000 | 2.1 × 1010 |
| Picofarads (pF) | 21,000,000,000,000 | 2.1 × 1013 |
| Millifarads (mF) | 21,000 | 2.1 × 104 |
| Femtofarads (fF) | 2.1 × 1016 | 2.1 × 1016 |
| Abfarads (abF) | 2.1 × 10-8 | 2.1 × 10-8 |
| Kilofarads (kF) | 0.021 | 2.1 × 10-2 |
| Statfarads (statF) | 18,873,858,750,000 | 1.88739 × 1013 |
| Attofarads (aF) | 2.1 × 1019 | 2.1 × 1019 |
| Jars | 18,873,859,700 | 1.88739 × 1010 |
Other amounts of farads
About the farad
The farad is the SI unit of capacitance: a capacitor of one farad stores one coulomb of charge at one volt. Read more about farads.