Order 20224.
1162 conjugacy classes of subgroups.
The subgroup lattice has 378 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 3. #23764381 | C2 | semidirect |
| 4. #23764377 | C2 | semidirect |
| 10. #19099120 | C4 | semidirect |
| 11. #19099120 | C4 | semidirect |
| 14. C2×#14579161 | C4 | semidirect |
| 15. C2×#14579153 | C4 | semidirect |
| 64. #117×C79 | Q8 | semidirect |
| 128. C42×C79 | C2×Q8 | semidirect |
| 195. C79 | #21329 | semidirect |
| 246. #117 | Dic158 | semidirect |
| 317. C42 | C2×Dic158 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#19099120 | 2 |
| C2×#19098587 | 2 |
| #23764381 | 2 |
| #23764377 | 2 |
| #23763110 | 2 |
| C4×#117×C79 | 2 |
| #21329 | 79 |