Order 512.
286 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C2×C64 | C22 |
| commutator | C2 | C23×C32 |
| Frattini, cosocle | C32 | C24 |
| socle | C22 | C22×C32 |
| prime radical | C2×#41 | C16 |
| LCS | G ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C64 ◁ G | |
| LECS | G ▷ C32 ▷ C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #13737 | C2 | direct (N × H) |
| 3. C2×M128 | C2 | semidirect |
| 4. C22×C64 | C2 | semidirect |
| 10. M128 | C22 | semidirect |
| 13. C2×C64 | C22 | semidirect |
| 69. C2 | #13737 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#2258 | 2 |
| #13737 | 2 |
| C2×M128 | 2 |
| C22×C64 | 2 |