Order 32128.
180 conjugacy classes of subgroups.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 29. C251⋊C8 | Q16 | semidirect |
| 45. C251 | #1707 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #30632092 | 2 |
| #30632083 | 2 |
| #30632039 | 2 |
| C8×C251⋊C8 | 2 |
| #494×C251 | 2 |
| #1707 | 251 |