Order 32128.
10552 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C26 | D251 |
| commutator, hypocenter | C251 | C25×C4 |
| Frattini | C2 | C25×D251 |
| Fitting, socle, prime radical | C26×C251 | C2 |
| cosocle | C2×C251 | C26 |
| LCS | G ▷ C251 | |
| UCS | C1 ◁ C26 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C24×Dic251 | C2 | direct (N × H) |
| 3. C23×Dic251 | C22 | direct (N × H) |
| 4. C25×C251 | C4 | semidirect |
| 6. C22×Dic251 | C23 | direct (N × H) |
| 7. C24×C251 | C2×C4 | semidirect |
| 9. C2×Dic251 | C24 | direct (N × H) |
| 10. C23×C251 | C22×C4 | semidirect |
| 12. C22×C251 | C23×C4 | semidirect |
| 14. Dic251 | C25 | direct (N × H) |
| 15. C2×C251 | C24×C4 | semidirect |
| 17. C251 | C25×C4 | semidirect |
| 21. C25 | Dic251 | direct (N × H) |
| 24. C24 | C2×Dic251 | direct (N × H) |
| 27. C23 | C22×Dic251 | direct (N × H) |
| 30. C22 | C23×Dic251 | direct (N × H) |
| 33. C2 | C24×Dic251 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C24×Dic251 | 2 |
| C26×C251 | 2 |
| C25×C4 | 251 |