Order 25664.
898 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C2 | C24×D401 |
| commutator, socle, cosocle | C2×C401 | C25 |
| Fitting | H(5,𝔽2)×C401 | C2 |
| hypercenter | H(5,𝔽2) | D401 |
| hypocenter | C401 | C2×H(5,𝔽2) |
| LCS | G ▷ C2×C401 ▷ C401 | |
| UCS | C1 ◁ C2 ◁ H(5,𝔽2) | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #27165783 | C2 | semidirect |
| 2. #27165782 | C2 | semidirect |
| 3. #41×D401 | C2 | semidirect |
| 4. C2×D4×D401 | C2 | semidirect |
| 5. H(5,𝔽2)×C401 | C2 | semidirect |
| 6. C23×D401 | C22 | semidirect |
| 7. #20264367 | C22 | semidirect |
| 8. #20264366 | C22 | semidirect |
| 9. #20264365 | C22 | semidirect |
| 10. Q8×D401 | C22 | semidirect |
| 11. C2×D1604 | C22 | semidirect |
| 12. C2×C22⋊D401 | C22 | semidirect |
| 13. D4×D401 | C22 | semidirect |
| 14. D4×D401 | C22 | semidirect |
| 15. C2×C4×D401 | C22 | semidirect |
| 16. #41×C401 | C22 | semidirect |
| 17. C2×D4×C401 | C22 | semidirect |
| 20. C22×D401 | C23 | semidirect |
| 21. Dic802 | C23 | semidirect |
| 22. D1604 | C23 | semidirect |
| 23. C22⋊D401 | C23 | semidirect |
| 24. C2×Dic401 | C23 | semidirect |
| 26. C4×D401 | C23 | semidirect |
| 27. C23×C401 | C23 | semidirect |
| 28. Q8×C401 | C23 | semidirect |
| 29. D4×C401 | C23 | semidirect |
| 30. C2×C4×C401 | C23 | semidirect |
| 42. D401 | H(5,𝔽2) | direct (N × H) |
| 43. C401 | C2×H(5,𝔽2) | semidirect |
| 47. H(5,𝔽2) | D401 | direct (N × H) |
| 54. #41 | C2×D401 | semidirect |
| 60. C2×D4 | C2×D401 | semidirect |
| 65. C23 | C22×D401 | semidirect |
| 67. Q8 | C22×D401 | semidirect |
| 70. D4 | C22×D401 | semidirect |
| 74. C2×C4 | C22×D401 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #27165783 | 2 |
| #27165782 | 2 |
| #41×D401 | 2 |
| C2×D4×D401 | 2 |
| H(5,𝔽2)×C401 | 2 |
| C2×H(5,𝔽2) | 401 |