Order 512.
562 conjugacy classes of subgroups.
The subgroup lattice has 337 nodes — too large to display as a diagram.
| subgroup | G/H | |
|---|---|---|
| center, socle, prime radical | C23 | D42 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 255. Q8 | #499 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #28814 | 2 |
| #26108 | 2 |
| Q8×#107 | 2 |
| #10658 | 2 |
| #10580 | 2 |
| #9615 | 2 |
| #9594 | 2 |
| #8888 | 2 |
| #8814 | 2 |
| #8645 | 2 |
| C8×#103 | 2 |