Order 21152.
62 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C4 | C22⋊D661 |
| commutator, cosocle | C4×C661 | C23 |
| Frattini | C4 | C22×D661 |
| Fitting | #41×C661 | C2 |
| socle | C2×C661 | C2×D4 |
| hypercenter | #41 | D661 |
| hypocenter | C661 | #135 |
| LCS | G ▷ C4×C661 ▷ C2×C661 ▷ C661 | |
| UCS | C1 ◁ C4 ◁ C2×C4 ◁ #41 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #24902372 | C2 | semidirect |
| 2. #24902362 | C2 | semidirect |
| 3. #24902360 | C2 | semidirect |
| 4. #24902359 | C2 | semidirect |
| 5. #24902357 | C2 | semidirect |
| 6. C2×#19126971 | C2 | semidirect |
| 7. #41×C661 | C2 | semidirect |
| 30. C661 | #135 | semidirect |
| 33. #41 | D661 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #24902372 | 2 |
| #24902362 | 2 |
| #24902360 | 2 |
| #24902359 | 2 |
| #24902357 | 2 |
| C2×#19126971 | 2 |
| #41×C661 | 2 |
| #135 | 661 |