Order 33777.
480 conjugacy classes of subgroups.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #26014630 | C3 | semidirect |
| 2. #26014629 | C3 | semidirect |
| 3. #26014628 | C3 | semidirect |
| 4. 3−1+2×C139⋊C3 | C3 | semidirect |
| 6. C3×C9×C139⋊C3 | C3 | semidirect |
| 7. #737×C139 | C3 | semidirect |
| 9. #16836730 | C32 | semidirect |
| 10. #16836729 | C32 | semidirect |
| 11. #16836728 | C32 | semidirect |
| 13. C3×C139⋊C9 | C32 | semidirect |
| 16. C9×C139⋊C3 | C32 | semidirect |
| 17. C9×C139⋊C3 | C32 | semidirect |
| 18. 3−1+2×C139 | C32 | semidirect |
| 20. C3×C9×C139 | C32 | semidirect |
| 32. C139⋊C3 | #737 | direct (N × H) |
| 34. C139 | C3×#737 | semidirect |
| 38. #737 | C139⋊C3 | direct (N × H) |
| 46. 3−1+2 | C3×C139⋊C3 | semidirect |
| 54. C3×C9 | C3×C139⋊C3 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #26014630 | 3 |
| #26014629 | 3 |
| #26014628 | 3 |
| 3−1+2×C139⋊C3 | 3 |
| H(3,𝔽3)×C139⋊C3 | 3 |
| C3×C9×C139⋊C3 | 3 |
| #737×C139 | 3 |
| C3×#737 | 139 |