Example: To convert 5 Hartree energy to attojoule, multiply 5 by 4.359744 to get 21.7987 aJ (2.1799e+1 aJ).
| Eh | aJ |
|---|---|
| 1 Eh | 4.3597 aJ (4.3597e+0 aJ) |
| 2 Eh | 8.7195 aJ (8.7195e+0 aJ) |
| 3 Eh | 13.0792 aJ (1.3079e+1 aJ) |
| 4 Eh | 17.439 aJ (1.7439e+1 aJ) |
| 5 Eh | 21.7987 aJ (2.1799e+1 aJ) |
| 6 Eh | 26.1585 aJ (2.6158e+1 aJ) |
| 7 Eh | 30.5182 aJ (3.0518e+1 aJ) |
| 8 Eh | 34.878 aJ (3.4878e+1 aJ) |
| 9 Eh | 39.2377 aJ (3.9238e+1 aJ) |
| 10 Eh | 43.5974 aJ (4.3597e+1 aJ) |
| 11 Eh | 47.9572 aJ (4.7957e+1 aJ) |
| 12 Eh | 52.3169 aJ (5.2317e+1 aJ) |
| 13 Eh | 56.6767 aJ (5.6677e+1 aJ) |
| 14 Eh | 61.0364 aJ (6.1036e+1 aJ) |
| 15 Eh | 65.3962 aJ (6.5396e+1 aJ) |