Order 720.
162 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C22×C5 | C2×D9 |
| commutator, cosocle | C2×C9 | C23×C5 |
| Frattini | C2×C3 | C22×C5×D3 |
| Fitting | C23×C5×C9 | C2 |
| socle | C22×C3×C5 | C2×D3 |
| hypercenter | C23×C5 | D9 |
| hypocenter | C9 | C2×C5×D4 |
| LCS | G ▷ C2×C9 ▷ C9 | |
| UCS | C1 ◁ C22×C5 ◁ C23×C5 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C23×C5×C9 | C2 | semidirect |
| 2. C22×C5×D9 | C2 | semidirect |
| 3. C5×#611 | C2 | direct (N × H) |
| 4. C2×C5×Dic9 | C2 | semidirect |
| 8. C22×C5×C9 | C22 | semidirect |
| 10. C2×C5×D9 | C22 | semidirect |
| 11. C5×Dic9 | C22 | semidirect |
| 12. C2×#611 | C5 | direct (N × H) |
| 18. C2×C5×C9 | D4 | semidirect |
| 22. C23×C9 | C2×C5 | semidirect |
| 23. C22×D9 | C2×C5 | semidirect |
| 24. #611 | C2×C5 | direct (N × H) |
| 25. C2×Dic9 | C2×C5 | semidirect |
| 33. C5×C9 | C2×D4 | semidirect |
| 35. C23×C5 | D9 | semidirect |
| 40. C22×C9 | C22×C5 | semidirect |
| 42. C2×D9 | C22×C5 | semidirect |
| 43. Dic9 | C22×C5 | semidirect |
| 56. C22×C5 | C2×D9 | semidirect |
| 59. C2×C9 | C5×D4 | semidirect |
| 72. C2×C5 | #611 | direct (N × H) |
| 74. C9 | C2×C5×D4 | semidirect |
| 76. C23 | C5×D9 | semidirect |
| 83. C5 | C2×#611 | direct (N × H) |
| 88. C22 | C2×C5×D9 | semidirect |
| 93. C2 | C5×#611 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C23×C5×C9 | 2 |
| C22×C5×D9 | 2 |
| C5×#611 | 2 |
| C2×C5×Dic9 | 2 |
| C2×C5×#67 | 3 |
| C2×#611 | 5 |