Finite Group DatabasebetaFinite Group DatabasebetaOrder 20288.
196 conjugacy classes of subgroups; only the 91 normal subgroups are shown.
This group has 196 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×D317 |
| commutator, socle, cosocle | C22×C317 | C24 |
| Fitting | #123×C317 | C2 |
| prime radical | C2×D4×C317 | C22 |
| hypercenter | #123 | D317 |
| hypocenter | C317 | #563 |
| LCS | G ▷ C22×C317 ▷ C317 | |
| UCS | C1 ◁ C22 ◁ #123 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #23778779 | C2 | semidirect |
| 2. #23778773 | C2 | semidirect |
| 3. #23778773 | C2 | semidirect |
| 4. #23778770 | C2 | semidirect |
| 7. #23778759 | C2 | semidirect |
| 8. #23778757 | C2 | semidirect |
| 61. C317 | #563 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #23778779 | 2 |
| #23778773 | 2 |
| #23778770 | 2 |
| #23778767 | 2 |
| #23778761 | 2 |
| #23778759 | 2 |
| #23778757 | 2 |
| #123×C317 | 2 |
| #563 | 317 |