Finite Group DatabasebetaFinite Group DatabasebetaOrder 18688.
134 conjugacy classes of subgroups; only the 39 normal subgroups are shown.
This group has 134 conjugacy classes of subgroups — too many to draw. Only its 39 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| subgroup | G/H | |
|---|---|---|
| center | C2 | D32×D73 |
| commutator, cosocle | C32×C73 | C23 |
| Frattini | C32 | C22×D73 |
| Fitting | C73×SD128 | C2 |
| socle | C2×C73 | C2×D32 |
| hypercenter | SD128 | D73 |
| hypocenter | C73 | #13742 |
| LCS | G ▷ C32×C73 ▷ C16×C73 ▷ C8×C73 ▷ C4×C73 ▷ C2×C73 ▷ C73 | |
| UCS | C1 ◁ C2 ◁ C4 ◁ C8 ◁ C16 ◁ C32 ◁ SD128 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #22612241 | C2 | semidirect |
| 2. D32×D73 | C2 | semidirect |
| 3. #22608145 | C2 | semidirect |
| 4. D4672 | C2 | semidirect |
| 5. #22608143 | C2 | semidirect |
| 6. #22608141 | C2 | semidirect |
| 7. C73×SD128 | C2 | semidirect |
| 12. D2336 | C22 | semidirect |
| 15. #17988306 | C22 | semidirect |
| 16. Q64×C73 | C22 | semidirect |
| 18. C64×C73 | C22 | semidirect |
| 69. SD128 | D73 | semidirect |
| 73. C73 | #13742 | semidirect |
| 76. Q64 | C2×D73 | semidirect |
| 84. C64 | C2×D73 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #22612241 | 2 |
| D32×D73 | 2 |
| #22608145 | 2 |
| D4672 | 2 |
| #22608143 | 2 |
| #22608141 | 2 |
| C73×SD128 | 2 |
| #13742 | 73 |