Finite Group DatabasebetaFinite Group DatabasebetaOrder 19904.
260 conjugacy classes of subgroups; only the 91 normal subgroups are shown.
This group has 260 conjugacy classes of subgroups — too many to draw. Only its 91 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×D311 |
| commutator, socle, cosocle | C22×C311 | C24 |
| Fitting | #124×C311 | C2 |
| hypercenter | #124 | D311 |
| hypocenter | C311 | H(3,𝔽4) |
| LCS | G ▷ C22×C311 ▷ C311 | |
| UCS | C1 ◁ C22 ◁ #124 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #23755697 | C2 | semidirect |
| 2. #23755696 | C2 | semidirect |
| 3. #23755694 | C2 | semidirect |
| 4. #23755678 | C2 | semidirect |
| 5. #23755676 | C2 | semidirect |
| 6. #124×C311 | C2 | semidirect |
| 7. C23×D311 | C22 | semidirect |
| 8. C2×Dic622 | C22 | semidirect |
| 12. C22⋊Dic311 | C22 | semidirect |
| 13. (C2×D311)⋊C4 | C22 | semidirect |
| 14. (C2×D311)⋊C4 | C22 | semidirect |
| 15. (C2×D311)⋊C4 | C22 | semidirect |
| 16. C4×Dic311 | C22 | semidirect |
| 17. C2×Q8×C311 | C22 | semidirect |
| 19. C22⋊C4×C311 | C22 | semidirect |
| 20. C42×C311 | C22 | semidirect |
| 50. C311 | H(3,𝔽4) | semidirect |
| 55. #124 | D311 | semidirect |
| 60. C2×Q8 | C2×D311 | semidirect |
| 69. C22⋊C4 | C2×D311 | semidirect |
| 71. C42 | C2×D311 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #23755697 | 2 |
| #23755696 | 2 |
| #23755694 | 2 |
| #23755678 | 2 |
| #23755676 | 2 |
| #124×C311 | 2 |
| H(3,𝔽4) | 311 |