Order 378.
40 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | G | C1 |
| commutator | C1 | G |
| Frattini, cosocle | C3 | C2×C32×C7 |
| socle, prime radical | C2×C32×C7 | C3 |
| LCS | G ▷ C1 | |
| UCS | C1 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C3×C7×C9 | C2 | direct (N × H) |
| 3. C2×C7×C9 | C3 | direct (N × H) |
| 5. C7×C9 | C2×C3 | direct (N × H) |
| 6. C2×C3×C9 | C7 | direct (N × H) |
| 7. C2×C3×C7 | C9 | direct (N × H) |
| 9. C3×C9 | C2×C7 | direct (N × H) |
| 10. C3×C7 | C2×C9 | direct (N × H) |
| 13. C2×C9 | C3×C7 | direct (N × H) |
| 14. C2×C7 | C3×C9 | direct (N × H) |
| 16. C9 | C2×C3×C7 | direct (N × H) |
| 17. C7 | C2×C3×C9 | direct (N × H) |
| 18. C2×C3 | C7×C9 | direct (N × H) |
| 20. C3 | C2×C7×C9 | direct (N × H) |
| 22. C2 | C3×C7×C9 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C3×C7×C9 | 2 |
| C2×C32×C7 | 3 |
| C2×C7×C9 | 3 |
| C2×C3×C9 | 7 |