Finite Group DatabasebetaFinite Group DatabasebetaOrder 17728.
334 conjugacy classes of subgroups; only the 111 normal subgroups are shown.
This group has 334 conjugacy classes of subgroups — too many to draw. Only its 111 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×D277 |
| commutator, socle, cosocle | C22×C277 | C24 |
| Fitting | C22×D4×C277 | C2 |
| hypercenter | C22×D4 | D277 |
| hypocenter | C277 | #535 |
| LCS | G ▷ C22×C277 ▷ C277 | |
| UCS | C1 ◁ C22 ◁ C22×D4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×#17984563 | C2 | semidirect |
| 2. #22579876 | C2 | semidirect |
| 3. #22579867 | C2 | semidirect |
| 4. #22579851 | C2 | semidirect |
| 5. #22579849 | C2 | semidirect |
| 6. #22579839 | C2 | semidirect |
| 7. C22×D4×C277 | C2 | semidirect |
| 9. C2×Dic554 | C22 | semidirect |
| 10. C2×D1108 | C22 | semidirect |
| 12. C2×C22⋊D277 | C22 | semidirect |
| 13. C2×C4×D277 | C22 | semidirect |
| 14. C4⋊Dic277 | C22 | semidirect |
| 16. C22⋊Dic277 | C22 | semidirect |
| 17. C4×Dic277 | C22 | semidirect |
| 37. C2×C4×C277 | D4 | semidirect |
| 57. C277 | #535 | semidirect |
| 60. C22×D4 | D277 | semidirect |
| 95. C2×C4 | C22⋊D277 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#17984563 | 2 |
| #22579876 | 2 |
| #22579867 | 2 |
| #22579851 | 2 |
| #22579849 | 2 |
| #22579839 | 2 |
| C22×D4×C277 | 2 |
| #535 | 277 |