Order 1944.
1140 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C2×C33 | C2×D9 |
| commutator, cosocle | C2×C9 | C22×C33 |
| Frattini | C2×C3 | C2×C33×D3 |
| Fitting | C33×C4×C9 | C2 |
| socle | C2×C34 | C2×D3 |
| hypercenter | C33×C4 | D9 |
| hypocenter | C9 | C33×D4 |
| LCS | G ▷ C2×C9 ▷ C9 | |
| UCS | C1 ◁ C2×C33 ◁ C33×C4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×C33×D9 | C2 | semidirect |
| 2. C33×C4×C9 | C2 | semidirect |
| 4. C32×D36 | C3 | direct (N × H) |
| 9. C2×C32×D9 | C2×C3 | semidirect |
| 11. C32×C4×C9 | C2×C3 | semidirect |
| 12. C33×C9 | D4 | semidirect |
| 15. C3×D36 | C32 | direct (N × H) |
| 24. C33×C4 | D9 | semidirect |
| 26. C2×C3×D9 | C2×C32 | semidirect |
| 28. C3×C4×C9 | C2×C32 | semidirect |
| 31. C32×C9 | C3×D4 | semidirect |
| 34. D36 | C33 | direct (N × H) |
| 46. C32×C4 | C3×D9 | semidirect |
| 48. C2×D9 | C2×C33 | semidirect |
| 50. C4×C9 | C2×C33 | semidirect |
| 52. C33 | D36 | direct (N × H) |
| 55. C3×C9 | C32×D4 | semidirect |
| 69. C3×C4 | C32×D9 | semidirect |
| 72. C32 | C3×D36 | direct (N × H) |
| 75. C9 | C33×D4 | semidirect |
| 83. C4 | C33×D9 | semidirect |
| 85. C3 | C32×D36 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×C33×D9 | 2 |
| C33×C4×C9 | 2 |
| C33×D12 | 3 |
| C32×D36 | 3 |