Order 1728.
1170 conjugacy classes of subgroups.
The subgroup lattice has 324 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 4. C2×C4⋊(C3⋊Dic9) | C2 | semidirect |
| 5. #11720572 | C2 | semidirect |
| 15. C3×C9×C22⋊C4 | C4 | semidirect |
| 36. C2×C3×C4×C9 | C2×C4 | semidirect |
| 64. C9×C22⋊C4 | Dic3 | semidirect |
| 71. C22×C3×C9 | C4⋊C4 | semidirect |
| 116. C2×C4×C9 | C2×Dic3 | semidirect |
| 146. C3×C22⋊C4 | Dic9 | semidirect |
| 170. C22×C9 | C4⋊Dic3 | semidirect |
| 185. C3×C9 | #385 | semidirect |
| 202. C2×C3×C4 | C2×Dic9 | semidirect |
| 241. C22⋊C4 | C3⋊Dic9 | semidirect |
| 250. C22×C3 | C4⋊Dic9 | semidirect |
| 271. C9 | #4950 | semidirect |
| 288. C2×C4 | C2×C3⋊Dic9 | semidirect |
| 305. C22 | C4⋊(C3⋊Dic9) | semidirect |
| 315. C3 | #10588630 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C23×C3⋊Dic9 | 2 |
| C2×C3×C9×C22⋊C4 | 2 |
| C2×#88551 | 2 |
| C2×C4⋊(C3⋊Dic9) | 2 |
| #11720572 | 2 |
| #10592649 | 3 |
| #10588630 | 3 |