Order 512.
1302 conjugacy classes of subgroups.
The subgroup lattice has 308 nodes — too large to display as a diagram.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C2×#127 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| prime radical | C24 | #127 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 5. C2×#1707 | C2 | semidirect |
| 6. #10318 | C2 | semidirect |
| 7. #9825 | C2 | semidirect |
| 146. C22⋊C8 | Q16 | semidirect |
| 204. C2×C8 | C2×Q16 | semidirect |
| 281. C22 | #1707 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×#494 | 2 |
| #33209 | 2 |
| #25902 | 2 |
| #25811 | 2 |
| C2×#1707 | 2 |
| #10318 | 2 |
| #9825 | 2 |
| C8×C22⋊C8 | 2 |