Order 512.
1880 conjugacy classes of subgroups.
The subgroup lattice has 404 nodes — too large to display as a diagram.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C2×#127 |
| commutator, Frattini, cosocle | C42 | C25 |
| prime radical | C24 | #127 |
| LCS | G ▷ C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C42 ▷ C22 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 5. #19690 | C2 | direct (N × H) |
| 6. C2×#1723 | C2 | semidirect |
| 7. C2×#1723 | C2 | semidirect |
| 8. C2×#1718 | C2 | semidirect |
| 9. C2×#1716 | C2 | semidirect |
| 46. #1723 | C22 | semidirect |
| 47. #1723 | C22 | semidirect |
| 48. #1718 | C22 | semidirect |
| 49. #1716 | C22 | semidirect |
| 399. C2 | #19690 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#3231 | 2 |
| C2×#3185 | 2 |
| C2×#3170 | 2 |
| C2×#3160 | 2 |
| #19690 | 2 |
| C2×#1723 | 2 |
| C2×#1718 | 2 |
| C2×#1716 | 2 |
| C2×#1451 | 2 |