Order 32128.
416 conjugacy classes of subgroups.
The subgroup lattice has 166 nodes — too large to display as a diagram.
| subgroup | G/H | |
|---|---|---|
| center | C22×C4×C251 | C23 |
| commutator | C22 | C2×C42×C251 |
| Frattini, cosocle | C22×C4 | C23×C251 |
| socle | C23×C251 | C22×C4 |
| prime radical | C24×C251 | C2×C4 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C4×C251 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 4. #336×C251 | C2 | semidirect |
| 8. C2×M16×C251 | C4 | semidirect |
| 11. C22×C8×C251 | C4 | semidirect |
| 82. C251 | #1729 | direct (N × H) |
| 83. #1729 | C251 | direct (N × H) |
| 87. #336 | C2×C251 | semidirect |
| 91. C2×M16 | C4×C251 | semidirect |
| 94. C22×C8 | C4×C251 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×M16×C251 | 2 |
| C23×C8×C251 | 2 |
| C2×#117×C251 | 2 |
| #336×C251 | 2 |
| #1729 | 251 |