Finite Group DatabasebetaFinite Group DatabasebetaOrder 2187.
61757 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C3×H(5,𝔽3) | C3 | 1 | 364 | yes | maximal, complemented |
| 2 | H(5,𝔽3) | C32 | 1 | 7371 | yes | complemented |
| 3 | C32×H(3,𝔽3) | C32 | 1 | 3640 | yes | complemented |
| 4 | C34 | C33 | 1 | 1120 | yes | complemented |
| 5 | C3×H(3,𝔽3) | C33 | 1 | 32760 | yes | complemented |
| 6 | C33 | — | 27 | 1120 | no | — |
| 7 | C33 | C34 | 1 | 3640 | yes | — |
| 8 | H(3,𝔽3) | C34 | 1 | 7371 | yes | — |
| 9 | C32 | — | 9 | 3640 | no | — |
| 10 | C32 | C35 | 1 | 364 | yes | — |
| 11 | C3 | — | 3 | 364 | no | — |
| 12 | C3 | C36 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C3 | C36 |
| LCS | G ▷ C3 ▷ C1 | |
| UCS | C1 ◁ C3 ◁ G | |
| LECS | G ▷ C3 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C3×H(5,𝔽3) | C3 | semidirect |
| 2. H(5,𝔽3) | C32 | semidirect |
| 3. C32×H(3,𝔽3) | C32 | semidirect |
| 4. C34 | C33 | semidirect |
| 5. C3×H(3,𝔽3) | C33 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C3×H(5,𝔽3) | 3 |