Order 31424.
330 conjugacy classes of subgroups.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #30628326 | C2 | direct (N × H) |
| 3. C2×(C2×D491)⋊C4 | C2 | semidirect |
| 4. C2×C4×Dic491 | C2 | semidirect |
| 5. C22×Q8×C491 | C2 | semidirect |
| 10. (C2×D491)⋊C4 | C22 | semidirect |
| 11. C4×Dic491 | C22 | semidirect |
| 13. C2×Q8×C491 | C22 | semidirect |
| 37. C2×C491 | #124 | semidirect |
| 41. C491 | C2×#124 | semidirect |
| 43. C22×Q8 | D491 | semidirect |
| 50. C2×Q8 | C2×D491 | semidirect |
| 80. C2 | #30628326 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×D1964 | 2 |
| #30628326 | 2 |
| C2×(C2×D491)⋊C4 | 2 |
| C2×C4×Dic491 | 2 |
| C22×Q8×C491 | 2 |
| C2×#124 | 491 |