Order 17984.
810 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C2 | C24×D281 |
| commutator, socle, cosocle | C2×C281 | C25 |
| Fitting | 2−1+4×C281 | C2 |
| hypercenter | 2−1+4 | D281 |
| hypocenter | C281 | #585 |
| LCS | G ▷ C2×C281 ▷ C281 | |
| UCS | C1 ◁ C2 ◁ 2−1+4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #22582927 | C2 | semidirect |
| 2. #22582925 | C2 | semidirect |
| 3. C2×#17985139 | C2 | semidirect |
| 4. #41×D281 | C2 | semidirect |
| 5. 2−1+4×C281 | C2 | semidirect |
| 6. #17985139 | C22 | semidirect |
| 7. #17985139 | C22 | semidirect |
| 8. #17985138 | C22 | semidirect |
| 9. #17985137 | C22 | semidirect |
| 10. Q8×D281 | C22 | semidirect |
| 11. C2×D1124 | C22 | semidirect |
| 12. D4×D281 | C22 | semidirect |
| 13. C2×C4×D281 | C22 | semidirect |
| 14. #41×C281 | C22 | semidirect |
| 15. C2×Q8×C281 | C22 | semidirect |
| 35. C281 | #585 | semidirect |
| 38. 2−1+4 | D281 | semidirect |
| 46. #41 | C2×D281 | semidirect |
| 48. C2×Q8 | C2×D281 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #22582927 | 2 |
| #22582925 | 2 |
| C2×#17985139 | 2 |
| #41×D281 | 2 |
| 2−1+4×C281 | 2 |
| #585 | 281 |