Order 13851.
98 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C3×C27 | #4296 |
| commutator, hypocenter | C19 | C9×C81 |
| Frattini | C3×C9 | C3×#4296 |
| Fitting | C3×C19×C27 | C9 |
| socle, prime radical | C32×C19 | C3×C27 |
| cosocle | C3×#10587018 | C32 |
| LCS | G ▷ C19 | |
| UCS | C1 ◁ C3×C27 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 3. #13095335 | C9 | semidirect |
| 20. #4294 | C81 | semidirect |
| 33. C19 | C9×C81 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C3×#13095335 | 3 |
| C27×#4294 | 3 |
| C9×C81 | 19 |