| Square kilometers | Barns |
|---|---|
| 1 km² | 1.0E+34 b |
| 2 km² | 2.0E+34 b |
| 3 km² | 3.0E+34 b |
| 4 km² | 4.0E+34 b |
| 5 km² | 5.0E+34 b |
| 6 km² | 6.0E+34 b |
| 7 km² | 7.0E+34 b |
| 8 km² | 8.0E+34 b |
| 9 km² | 9.0E+34 b |
| 10 km² | 1.0E+35 b |
| Square kilometers | Barns |
|---|---|
| 15 km² | 1.5E+35 b |
| 20 km² | 2.0E+35 b |
| 30 km² | 3.0E+35 b |
| 40 km² | 4.0E+35 b |
| 50 km² | 5.0E+35 b |
| 60 km² | 6.0E+35 b |
| 70 km² | 7.0E+35 b |
| 80 km² | 8.0E+35 b |
| 90 km² | 9.0E+35 b |
| 100 km² | 1.0E+36 b |
| Square kilometers | Barns |
|---|---|
| 500 km² | 5.0E+36 b |
| 1000 km² | 1.0E+37 b |
| 1500 km² | 1.5E+37 b |
| 10000 km² | 1.0E+38 b |
| 50000 km² | 5.0E+38 b |
| 100000 km² | 1.0E+39 b |
| 500000 km² | 5.0E+39 b |
| 1000000 km² | 1.0E+40 b |
| 5000000 km² | 5.0E+40 b |
| 10000000 km² | 1.0E+41 b |