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square gigameter
Symbol:  Gm2 
Category:  Area 
SI Equivalent:  10×1017 m2
Dimension L2 
System:  SI 
Convert     Gm2  
1 Gm2 =
  Symbol Unit Name
2.47105×1014  ac, acre  acre 
10×1015  a  are 
10×1045  b  barn 
2.55618×1018  bbl (US, liq.)/ft  barrel (US, liq.) per foot 
2.13015×1017  bbl (US, liq.)/in  barrel (US, liq.) per inch 
1.91713×1018  bbl (US, petrol)/ft  barrel (US, petrol) per foot 
1.59761×1017  bbl (US, petrol)/in  barrel (US, petrol) per inch 
10×1017    centare 
1.97353×1021  cin  circular inch 
1.97353×1027  cmil  circular mil 
10×1013  ha  hectare 
1.21295×1014    morgen (Dutch) 
3.94907×1014    morgen (Prussian) 
1.1675×1014    morgen (South Africa) 
1.54441×1012    quarter section 
9.88422×1014    rood (UK) 
3.86102×1011  sq.mi, mi2 (stat.)  section (square statute mile) 
10×1069    shed 
1×1022  cm2  square centimeter 
1.07639×1015  sq. ch. (engineer's)  square chain (engineer's) 
2.47105×1015  sq. ch. (Gunter's)  square chain (Gunter's) 
10×1015  dam2  square decameter 
1×1020  dm2  square decimeter 
1×10-18  Em2  square exameter 
10×1047  fm2  square femtometer 
10×1047  f2  square fermi 
1.07639×1019  ft2  square foot 
10×1013  hm2  square hectometer 
1.55×1021  in2, sq. in  square inch 
10×1011  km2  square kilometer 
10×105  Mm2  square megameter 
10×1017  m2  square meter 
10×1029  ┬Ám2  square micrometer 
1.55×1027  mil2  square mil (thou) 
1.81554×1010  sq. mi. (geogr.)  square mile (geographical) 
2.91553×1011  sq. mi. (int. naut.)  square mile (int. naut.) 
3.86101×1011  sq. mi. (int.)  square mile (int.) 
10×1023  mm2  square millimeter 
10×1035  nm2  square nanometer 
3.95366×1016  rd2  square perch 
10×10-13  Pm2  square petameter 
10×1041  pm2  square picometer 
3.95366×1016  rd2  square pole 
3.95366×1016  rd2  square rod 
10×10-7  Tm2  square terameter 
1.19599×1018  yd2, sq. yd  square yard 
10×1065  ym2  square yoctometer 
2.93874×10-21  Ym2  square yottameter 
9.99473×1059  zm2  square zeptometer 
2.93874×10-21  Zm2  square zettameter 
1.07251×1010    township (US) 
5.55987×1014    vergee (Jersey) 
6.48652×1014    vergees (Guernsey) 
Fuel Consumption
  Symbol Unit Name
4.25144×1023  gal/mile  gallon per mile 
10×1025  l/100 km  liter per 100 kilometers 
10×1023  l/km  liter per kilometer 
Hydrodynamic permeability
  Symbol Unit Name
1.01325×1030    darcy