Order 31904.
76 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C4 | #16860614 |
| commutator, hypocenter | C997 | C22×C8 |
| Frattini | C2 | C22×#16860614 |
| Fitting | C2×C4×C997 | C4 |
| socle | C22×C997 | C2×C4 |
| prime radical | C22×D997 | C4 |
| cosocle | Dic997 | C23 |
| LCS | G ▷ C997 | |
| UCS | C1 ◁ C2×C4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. D997⋊C8 | C2 | direct (N × H) |
| 2. C2×#22547569 | C2 | semidirect |
| 4. #22547569 | C22 | semidirect |
| 11. C2×D997 | C8 | semidirect |
| 16. C2×C997 | C2×C8 | semidirect |
| 18. D997 | C2×C8 | semidirect |
| 19. C997 | C22×C8 | semidirect |
| 37. C2 | D997⋊C8 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| D997⋊C8 | 2 |
| C2×#22547569 | 2 |
| C2×C4×D997 | 2 |
| C22×C8 | 997 |