SI Units 

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Name  Prefix  Factor  Factor 
Notes
ExamplesWhen plugging values into formulas ...
Commonly Needed Conversions47 pF = 47 x 10^{12} F 10 nF = 10 x 10^{9} F 100 µF = 100 x 10^{6} F 22 kΩ = 22 x 10^{3} Ω 1.5 MΩ = 1.5 x 10^{6} Ω 35 mW = 35 x 10^{3} W 32 kHz = 32 x 10^{3} Hz Common Mistakes

yocto  y  10^{24}  
zepto  z  10^{21}  
atto  a  10^{18}  
femto  f  10^{15}  
pico  p  10^{12}  /1000000000000  
nano  n  10^{9}  /1000000000  
micro  µ  10^{6}  /1000000  
milli  m  10^{3}  /1000  
centi  c  10^{2}  /100  
deci  d  10^{1}  /10  
deca  da  10^{1}  x10  
hecto  h  10^{2}  x100  
kilo  k  10^{3}  x1000  
mega  M  10^{6}  x1000000  
giga  G  10^{9}  x1000000000  
tera  T  10^{12}  x1000000000000  
peta  P  10^{15}  
exa  E  10^{18}  
zetta  Z  10^{21}  
yotta  Y  10^{24} 
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