Order 1728.
418 conjugacy classes of subgroups.
The subgroup lattice has 246 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 4. #10588229 | C3 | direct (N × H) |
| 8. C2×C3×C8×C9 | C4 | semidirect |
| 10. C3×C4⋊Dic9 | C4 | semidirect |
| 39. C2×C8×C9 | C3×C4 | semidirect |
| 41. C4⋊Dic9 | C3×C4 | semidirect |
| 95. C2×C3×C8 | Dic9 | semidirect |
| 129. C3×C9 | #340 | semidirect |
| 172. C2×C8 | C3×Dic9 | semidirect |
| 203. C9 | C3×#340 | semidirect |
| 238. C3 | #10588229 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×C3×C8×C9 | 2 |
| C2×C3×C4⋊Dic9 | 2 |
| C3×#4551 | 3 |
| #10588229 | 3 |