Order 1728.
930 conjugacy classes of subgroups.
The subgroup lattice has 390 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 19. C2×#6226 | C4 | semidirect |
| 45. C2×C3×C4×C9 | Q8 | semidirect |
| 57. C2×C3⋊Dic9 | Q8 | semidirect |
| 144. C2×C4×C9 | Dic6 | semidirect |
| 226. C3×C9 | #391 | semidirect |
| 243. C2×C3×C4 | Dic18 | semidirect |
| 328. C9 | #4646 | semidirect |
| 350. C2×C4 | #6226 | semidirect |
| 380. C3 | #10588326 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×#6226 | 2 |
| C2×#88534 | 2 |
| C2×C4×C3⋊Dic9 | 2 |
| C3×C9×#95 | 2 |
| #11720572 | 2 |
| #10592345 | 3 |
| #10588326 | 3 |