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square femtometer
Symbol:  fm2 
Category:  Area 
SI Equivalent:  1×10-30 m2
Dimension L2 
System:  SI 
Convert     fm2  
1 fm2 =
  Symbol Unit Name
2.47105×10-34  ac, acre  acre 
1×10-32  a  are 
1×10-2  b  barn 
2.55618×10-30  bbl (US, liq.)/ft  barrel (US, liq.) per foot 
2.13015×10-31  bbl (US, liq.)/in  barrel (US, liq.) per inch 
1.91713×10-30  bbl (US, petrol)/ft  barrel (US, petrol) per foot 
1.59761×10-31  bbl (US, petrol)/in  barrel (US, petrol) per inch 
1×10-30    centare 
1.97353×10-27  cin  circular inch 
1.97353×10-21  cmil  circular mil 
1×10-34  ha  hectare 
1.21295×10-34    morgen (Dutch) 
3.94907×10-34    morgen (Prussian) 
1.1675×10-34    morgen (South Africa) 
1.54441×10-36    quarter section 
9.88422×10-34    rood (UK) 
3.86102×10-37  sq.mi, mi2 (stat.)  section (square statute mile) 
1×1022    shed 
1×10-26  cm2  square centimeter 
1.07639×10-33  sq. ch. (engineer's)  square chain (engineer's) 
2.47105×10-33  sq. ch. (Gunter's)  square chain (Gunter's) 
1×10-32  dam2  square decameter 
1×10-28  dm2  square decimeter 
1×10-66  Em2  square exameter 
f2  square fermi 
1.07639×10-29  ft2  square foot 
1×10-48  Gm2  square gigameter 
1×10-34  hm2  square hectometer 
1.55×10-27  in2, sq. in  square inch 
1×10-36  km2  square kilometer 
1×10-42  Mm2  square megameter 
1×10-30  m2  square meter 
1×10-18  ┬Ám2  square micrometer 
1.55×10-21  mil2  square mil (thou) 
1.81554×10-38  sq. mi. (geogr.)  square mile (geographical) 
2.91553×10-37  sq. mi. (int. naut.)  square mile (int. naut.) 
3.86101×10-37  sq. mi. (int.)  square mile (int.) 
1×10-24  mm2  square millimeter 
10×10-13  nm2  square nanometer 
3.95366×10-32  rd2  square perch 
10×10-61  Pm2  square petameter 
10×10-7  pm2  square picometer 
3.95366×10-32  rd2  square pole 
3.95366×10-32  rd2  square rod 
10×10-55  Tm2  square terameter 
1.19599×10-30  yd2, sq. yd  square yard 
1×1018  ym2  square yoctometer 
2.93874×10-69  Ym2  square yottameter 
9.99473×1011  zm2  square zeptometer 
2.93874×10-69  Zm2  square zettameter 
1.07251×10-38    township (US) 
5.55987×10-34    vergee (Jersey) 
6.48652×10-34    vergees (Guernsey) 
Fuel Consumption
  Symbol Unit Name
4.25144×10-25  gal/mile  gallon per mile 
1×10-22  l/100 km  liter per 100 kilometers 
1×10-24  l/km  liter per kilometer 
Hydrodynamic permeability
  Symbol Unit Name
1.01325×10-18    darcy