Order 16256.
348 conjugacy classes of subgroups.
The subgroup lattice has 128 nodes — too large to display as a diagram.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C127 | C24 |
| commutator | C22 | C23×C4×C127 |
| Frattini, cosocle | C2×C4 | C24×C127 |
| socle | C22×C127 | C23×C4 |
| prime radical | C23×C127 | C22×C4 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C127 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #446×C127 | C2 | semidirect |
| 26. C2×C8×C127 | Q8 | semidirect |
| 63. #2961 | C127 | direct (N × H) |
| 64. C127 | #2961 | direct (N × H) |
| 66. #446 | C2×C127 | semidirect |
| 90. C2×C8 | Q8×C127 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #533×C127 | 2 |
| #446×C127 | 2 |
| #424×C127 | 2 |
| #423×C127 | 2 |
| #405×C127 | 2 |
| C2×#97×C127 | 2 |
| #2961 | 127 |