Order 20224.
3630 conjugacy classes of subgroups.
The subgroup lattice has 192 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #23765755 | C2 | semidirect |
| 4. C4×#14579117 | C2 | semidirect |
| 7. C2×#14579117 | C4 | semidirect |
| 13. C4×Dic79⋊C4 | C22 | semidirect |
| 14. #19098414 | C22 | semidirect |
| 17. #19098408 | C22 | semidirect |
| 18. C42×Dic79 | C22 | semidirect |
| 25. #14579117 | C2×C4 | semidirect |
| 26. #14579117 | C2×C4 | semidirect |
| 27. C2×Dic79⋊C4 | C2×C4 | semidirect |
| 31. C2×C4×Dic79 | C2×C4 | semidirect |
| 43. C22×Dic79 | C42 | semidirect |
| 101. C79 | #33996 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×#14579117 | 2 |
| #23765755 | 2 |
| #23765753 | 2 |
| C4×#14579117 | 2 |
| C79×#2273 | 2 |
| #33996 | 79 |