Order 20288.
152 conjugacy classes of subgroups.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #23778811 | C2 | semidirect |
| 3. #23778708 | C2 | semidirect |
| 4. #23778697 | C2 | semidirect |
| 5. #124×C317 | C2 | semidirect |
| 12. #19099558 | C22 | semidirect |
| 13. C2×Q8×C317 | C22 | semidirect |
| 16. C42×C317 | C22 | semidirect |
| 44. C317 | #455 | semidirect |
| 48. #124 | D317 | semidirect |
| 53. C2×Q8 | C2×D317 | semidirect |
| 61. C42 | C2×D317 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #23778825 | 2 |
| #23778811 | 2 |
| #23778708 | 2 |
| #23778697 | 2 |
| #124×C317 | 2 |
| #455 | 317 |