Order 1728.
714 conjugacy classes of subgroups.
The subgroup lattice has 306 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 11. C2×#6226 | C4 | semidirect |
| 35. C2×C9×Dic3 | Q8 | semidirect |
| 173. C3×C9 | #391 | semidirect |
| 204. C2×Dic3 | Dic18 | semidirect |
| 259. C9 | #4973 | semidirect |
| 298. C3 | #10588609 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×#6226 | 2 |
| C2×C4×C9×Dic3 | 2 |
| C2×C3×C4⋊Dic9 | 2 |
| #11720331 | 2 |
| #10591213 | 3 |
| #10588609 | 3 |