Order 31424.
236 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C22 | C23×D491 |
| commutator, socle, cosocle | C22×C491 | C24 |
| Fitting | C4⋊Q8×C491 | C2 |
| hypercenter | C4⋊Q8 | D491 |
| hypocenter | C491 | #555 |
| LCS | G ▷ C22×C491 ▷ C491 | |
| UCS | C1 ◁ C22 ◁ C4⋊Q8 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #30628326 | C2 | semidirect |
| 2. #30628312 | C2 | semidirect |
| 3. C4×D1964 | C2 | semidirect |
| 4. #30628295 | C2 | semidirect |
| 5. C4⋊Q8×C491 | C2 | semidirect |
| 36. C491 | #555 | semidirect |
| 38. C4⋊Q8 | D491 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #30628326 | 2 |
| #30628312 | 2 |
| C4×D1964 | 2 |
| #30628295 | 2 |
| C4⋊Q8×C491 | 2 |
| #555 | 491 |