Order 17728.
98 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C22×C4 | #11764308 |
| commutator, hypocenter | C277 | C22×C16 |
| Frattini | C4 | C22×#11764308 |
| Fitting | C22×C4×C277 | C4 |
| socle, prime radical | C23×C277 | C8 |
| cosocle | #14555660 | C23 |
| LCS | G ▷ C277 | |
| UCS | C1 ◁ C22×C4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×#17984566 | C2 | direct (N × H) |
| 3. #17984566 | C22 | direct (N × H) |
| 12. C22×C277 | C16 | semidirect |
| 16. C2×C277 | C2×C16 | semidirect |
| 18. C277 | C22×C16 | semidirect |
| 31. C22 | #17984566 | direct (N × H) |
| 35. C2 | C2×#17984566 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#17984566 | 2 |
| C22×#14555660 | 2 |
| C22×C16 | 277 |