Order 19744.
68 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C4 | C22×D617 |
| commutator, socle | C2×C617 | C22×C4 |
| Fitting | M16×C617 | C2 |
| prime radical | C22×D617 | C4 |
| cosocle | C4×C617 | C23 |
| hypercenter | M16 | D617 |
| hypocenter | C617 | C2×M16 |
| LCS | G ▷ C2×C617 ▷ C617 | |
| UCS | C1 ◁ C4 ◁ M16 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #23754584 | C2 | semidirect |
| 3. #23754583 | C2 | semidirect |
| 4. C8×D617 | C2 | semidirect |
| 5. M16×C617 | C2 | semidirect |
| 12. #19096921 | C22 | semidirect |
| 14. C8×C617 | C22 | semidirect |
| 26. D617 | M16 | direct (N × H) |
| 27. C617 | C2×M16 | semidirect |
| 32. M16 | D617 | direct (N × H) |
| 42. C8 | C2×D617 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×C4×D617 | 2 |
| #23754584 | 2 |
| #23754583 | 2 |
| C8×D617 | 2 |
| M16×C617 | 2 |
| C2×M16 | 617 |