Order 15616.
1978 conjugacy classes of subgroups.
The subgroup lattice has 340 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #21454902 | C2 | direct (N × H) |
| 3. C2×#16839892 | C2 | semidirect |
| 4. C2×#16839889 | C2 | semidirect |
| 18. #16839892 | C22 | semidirect |
| 19. #16839889 | C22 | semidirect |
| 173. C2×C61 | #2983 | semidirect |
| 201. C61 | C2×#2983 | semidirect |
| 335. C2 | #21454902 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×C4×Dic122 | 2 |
| #21454902 | 2 |
| C2×#16839892 | 2 |
| C2×#16839889 | 2 |
| C2×#16839816 | 2 |
| C2×#16839815 | 2 |
| C2×C61×#431 | 2 |
| C2×#2983 | 61 |