Order 1728.
930 conjugacy classes of subgroups.
The subgroup lattice has 252 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 13. C2×#6226 | C4 | semidirect |
| 30. C2×C3×C4×C9 | Q8 | semidirect |
| 90. C2×C4×C9 | Dic6 | semidirect |
| 146. C3×C9 | #391 | semidirect |
| 153. C2×C3×C4 | Dic18 | semidirect |
| 211. C9 | #4929 | semidirect |
| 221. C2×C4 | #6226 | semidirect |
| 244. 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×C3×C42×C9 | 2 |
| C2×C4⋊(C3⋊Dic9) | 2 |
| #11720572 | 2 |
| #10592628 | 3 |
| #10588609 | 3 |