Order 8128.
248 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C2 | C22×D508 |
| commutator | C4×C127 | C24 |
| Frattini | C4 | C23×D127 |
| Fitting | #131×C127 | C2 |
| socle | C2×C127 | C22×D4 |
| hypercenter | #131 | D127 |
| hypocenter | C127 | #578 |
| LCS | G ▷ C4×C127 ▷ C2×C127 ▷ C127 | |
| UCS | C1 ◁ C2 ◁ #41 ◁ #131 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #16861256 | C2 | semidirect |
| 2. #16861242 | C2 | semidirect |
| 3. #16861231 | C2 | semidirect |
| 4. C2×Dic508 | C2 | semidirect |
| 5. #131×C127 | C2 | semidirect |
| 36. C127 | #578 | semidirect |
| 42. #131 | D127 | semidirect |