Finite Group DatabasebetaFinite Group DatabasebetaOrder 19744.
12 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C16×C617 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | C8×C617 | C4 | 1 | 1 | yes | characteristic |
| 3 | C4×C617 | C8 | 1 | 1 | yes | characteristic |
| 4 | C2×C617 | C16 | 1 | 1 | yes | characteristic |
| 5 | C617 | C32 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 6 | C32 | — | 617 | 1 | no | maximal, Sylow |
| 7 | C16 | D617 | 1 | 1 | yes | characteristic |
| 8 | C8 | Dic617 | 1 | 1 | yes | characteristic |
| 9 | C4 | #19096921 | 1 | 1 | yes | characteristic |
| 10 | C2 | #23754575 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C16 | D617 |
| commutator, hypocenter | C617 | C32 |
| Fitting, cosocle | C16×C617 | C2 |
| socle, prime radical | C2×C617 | C16 |
| LCS | G ▷ C617 | |
| UCS | C1 ◁ C16 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 5. C617 | C32 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C16×C617 | 2 |
| C32 | 617 |