Finite Group DatabasebetaFinite Group DatabasebetaOrder 17984.
250 conjugacy classes of subgroups; only the 95 normal subgroups are shown.
This group has 250 conjugacy classes of subgroups — too many to draw. Only its 95 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C22 | C23×D281 |
| commutator, socle, cosocle | C22×C281 | C24 |
| Fitting | #121×C281 | C2 |
| hypercenter | #121 | D281 |
| hypocenter | C281 | #538 |
| LCS | G ▷ C22×C281 ▷ C281 | |
| UCS | C1 ◁ C22 ◁ #121 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #22582874 | C2 | semidirect |
| 2. #22582865 | C2 | semidirect |
| 3. #22582863 | C2 | semidirect |
| 4. #22582858 | C2 | semidirect |
| 5. #22582851 | C2 | semidirect |
| 6. #22582847 | C2 | semidirect |
| 7. D4×Dic281 | C2 | semidirect |
| 8. C2×#17985115 | C2 | semidirect |
| 9. #121×C281 | C2 | semidirect |
| 11. C2×Dic562 | C22 | semidirect |
| 15. C22×Dic281 | C22 | semidirect |
| 16. C4⋊Dic281 | C22 | semidirect |
| 17. C4⋊Dic281 | C22 | semidirect |
| 18. #17985117 | C22 | semidirect |
| 20. C22⋊Dic281 | C22 | semidirect |
| 25. C4×Dic281 | C22 | semidirect |
| 27. C2×D4×C281 | C22 | semidirect |
| 29. C4⋊C4×C281 | C22 | semidirect |
| 30. C22⋊C4×C281 | C22 | semidirect |
| 74. C281 | #538 | semidirect |
| 81. #121 | D281 | semidirect |
| 90. C2×D4 | C2×D281 | semidirect |
| 97. C4⋊C4 | C2×D281 | semidirect |
| 104. C22⋊C4 | C2×D281 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #22582874 | 2 |
| #22582865 | 2 |
| #22582863 | 2 |
| #22582858 | 2 |
| #22582851 | 2 |
| #22582847 | 2 |
| D4×Dic281 | 2 |
| C2×#17985115 | 2 |
| #121×C281 | 2 |
| #538 | 281 |