Order 31712.
76 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C991 | C23 |
| commutator, Frattini, cosocle | C22 | C23×C991 |
| prime radical | C2×D4×C991 | C2 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C991 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×Q8×C991 | C2 | semidirect |
| 3. C22⋊C4×C991 | C2 | semidirect |
| 4. C42×C991 | C2 | semidirect |
| 20. C991 | #124 | direct (N × H) |
| 21. #124 | C991 | direct (N × H) |
| 22. C2×Q8 | C2×C991 | semidirect |
| 24. C22⋊C4 | C2×C991 | semidirect |
| 25. C42 | C2×C991 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×Q8×C991 | 2 |
| C2×D4×C991 | 2 |
| C22⋊C4×C991 | 2 |
| C42×C991 | 2 |
| #124 | 991 |