Finite Group DatabasebetaFinite Group DatabasebetaOrder 18688.
18 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | #22624746 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | #17988306 | C4 | 1 | 1 | yes | characteristic |
| 3 | C32×C73 | C8 | 1 | 1 | yes | characteristic |
| 4 | C16×C73 | C16 | 1 | 1 | yes | characteristic |
| 5 | C8×C73 | C32 | 1 | 1 | yes | characteristic |
| 6 | C4×C73 | C64 | 1 | 1 | yes | characteristic |
| 7 | C256 | — | 73 | 1 | no | maximal, Sylow |
| 8 | C2×C73 | C128 | 1 | 1 | yes | characteristic |
| 9 | C128 | — | 73 | 1 | no | — |
| 10 | C73 | C256 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 11 | C64 | — | 73 | 1 | no | — |
| 12 | C32 | #10596842 | 1 | 1 | yes | characteristic |
| 13 | C16 | #11924040 | 1 | 1 | yes | characteristic |
| 14 | C8 | #14556681 | 1 | 1 | yes | characteristic |
| 15 | C4 | #17989669 | 1 | 1 | yes | characteristic |
| 16 | C2 | #22626929 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C32 | #10596842 |
| commutator, hypocenter | C73 | C256 |
| Fitting | C32×C73 | C8 |
| socle, prime radical | C2×C73 | C128 |
| cosocle | #22624746 | C2 |
| LCS | G ▷ C73 | |
| UCS | C1 ◁ C32 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 10. C73 | C256 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #22624746 | 2 |
| C256 | 73 |