Order 1728.
470 conjugacy classes of subgroups.
The subgroup lattice has 234 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 9. C3×C42×C9 | C4 | semidirect |
| 12. C4×C3⋊Dic9 | C4 | semidirect |
| 15. C2×C3⋊(C9⋊C8) | C4 | semidirect |
| 47. C42×C9 | Dic3 | semidirect |
| 101. C3×C42 | Dic9 | semidirect |
| 138. C3×C9 | H(3,ℤ/4) | semidirect |
| 176. C42 | C3⋊Dic9 | semidirect |
| 198. C9 | #4531 | semidirect |
| 227. C3 | #10588210 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C3×C9×#117 | 2 |
| #11721815 | 2 |
| C2×#88532 | 2 |
| #10589397 | 3 |
| #10588210 | 3 |