Order 1728.
638 conjugacy classes of subgroups.
The subgroup lattice has 330 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 7. #10588659 | C3 | direct (N × H) |
| 35. C2×C3×C4×C9 | Q8 | semidirect |
| 41. C2×C3×Dic9 | Q8 | semidirect |
| 118. C2×C4×C9 | C3×Q8 | semidirect |
| 124. C2×Dic9 | C3×Q8 | semidirect |
| 187. C3×C9 | #395 | semidirect |
| 215. C2×C3×C4 | Dic18 | semidirect |
| 280. C9 | C3×#395 | semidirect |
| 294. C2×C4 | C3×Dic18 | semidirect |
| 322. C3 | #10588659 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×C3×Dic18 | 2 |
| C2×C3×C9×C4⋊C4 | 2 |
| C2×C3×Dic9⋊C4 | 2 |
| C3×C9⋊#95 | 2 |
| C3×#4979 | 3 |
| #10588659 | 3 |