Order 31424.
84 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C4×C491 | D8 |
| commutator, Frattini, cosocle | C8 | C23×C491 |
| socle | C2×C491 | C2×D8 |
| LCS | G ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C4×C491 ◁ C2×C4×C491 ◁ C2×C8×C491 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #135×C491 | C2 | semidirect |
| 2. Q32×C491 | C2 | semidirect |
| 3. SD32×C491 | C2 | semidirect |
| 4. D16×C491 | C2 | semidirect |
| 5. C2×C16×C491 | C2 | semidirect |
| 28. C491 | #508 | direct (N × H) |
| 29. #508 | C491 | direct (N × H) |
| 30. #135 | C2×C491 | semidirect |
| 31. Q32 | C2×C491 | semidirect |
| 32. SD32 | C2×C491 | semidirect |
| 33. D16 | C2×C491 | semidirect |
| 34. C2×C16 | C2×C491 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #135×C491 | 2 |
| Q32×C491 | 2 |
| SD32×C491 | 2 |
| D16×C491 | 2 |
| C2×C16×C491 | 2 |
| #508 | 491 |