Order 22144.
680 conjugacy classes of subgroups.
The subgroup lattice has 298 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 3. #26011257 | C2 | direct (N × H) |
| 6. C23×Dic173 | C4 | semidirect |
| 13. C2×C22⋊Dic173 | C4 | semidirect |
| 14. C2×C22⋊Dic173 | C4 | semidirect |
| 21. C2×C22⋊C4×C173 | C4 | semidirect |
| 29. C22×Dic173 | C2×C4 | semidirect |
| 36. C22⋊Dic173 | C2×C4 | semidirect |
| 54. C22⋊C4×C173 | C2×C4 | semidirect |
| 145. C2×C173 | #342 | semidirect |
| 148. C173 | C2×#342 | semidirect |
| 170. C2×C22⋊C4 | Dic173 | semidirect |
| 203. C22⋊C4 | C2×Dic173 | semidirect |
| 294. C2 | #26011257 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×C22⋊Dic173 | 2 |
| #26011257 | 2 |
| C22×C22⋊C4×C173 | 2 |
| C2×#342 | 173 |