Order 20224.
1346 conjugacy classes of subgroups.
The subgroup lattice has 426 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×#19098601 | C2 | semidirect |
| 3. #23763446 | C2 | direct (N × H) |
| 4. C2×#19098320 | C2 | semidirect |
| 8. #19098601 | C22 | semidirect |
| 14. #19098320 | C22 | semidirect |
| 19. C2×#131×C79 | C4 | semidirect |
| 21. C22×M16×C79 | C4 | semidirect |
| 23. C23×C8×C79 | C4 | semidirect |
| 57. C2×M16×C79 | C2×C4 | semidirect |
| 66. C22×C8×C79 | C2×C4 | semidirect |
| 211. C2×C79 | #1812 | semidirect |
| 218. C79 | C2×#1812 | semidirect |
| 223. C2×#131 | Dic79 | semidirect |
| 225. C22×M16 | Dic79 | semidirect |
| 227. C23×C8 | Dic79 | semidirect |
| 260. C2×M16 | C2×Dic79 | semidirect |
| 269. C22×C8 | C2×Dic79 | semidirect |
| 423. C2 | #23763446 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#19098601 | 2 |
| C2×#19098537 | 2 |
| #23763446 | 2 |
| C2×#19098320 | 2 |
| C22×#131×C79 | 2 |
| C2×#1812 | 79 |