Order 2187.
87 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | #10624509 | C3 | 1 | 2 | yes | maximal |
| 2 | #10624506 | C3 | 1 | 1 | yes | maximal, characteristic |
| 3 | #10624452 | C3 | 1 | 1 | yes | maximal, characteristic |
| 4 | C32×3−1+2 | C32 | 1 | 1 | yes | characteristic |
| 5 | C3×C32⋊C9 | — | 3 | 1 | no | — |
| 6 | #6866 | — | 3 | 1 | no | — |
| 7 | #6866 | — | 3 | 2 | no | — |
| 8 | C34 | H(3,𝔽3) | 1 | 1 | yes | characteristic |
| 9 | C3×3−1+2 | — | 3 | 1 | no | — |
| 10 | C3×3−1+2 | — | 3 | 2 | no | — |
| 11 | C3×3−1+2 | — | 9 | 3 | no | — |
| 12 | C32×C9 | — | 3 | 1 | no | — |
| 13 | C32×C9 | — | 9 | 1 | no | — |
| 14 | C32⋊C9 | — | 9 | 3 | no | — |
| 15 | C32⋊C9 | — | 9 | 1 | no | — |
| 16 | C32⋊C9 | — | 9 | 2 | no | — |
| 17 | C33 | — | 9 | 1 | no | — |
| 18 | C33 | — | 9 | 1 | no | — |
| 19 | C33 | — | 9 | 1 | no | — |
| 20 | C33 | — | 9 | 1 | no | — |
| 21 | C33 | #731 | 1 | 1 | yes | characteristic |
| 22 | C33 | #731 | 1 | 1 | yes | characteristic |
| 23 | C33 | #731 | 1 | 2 | yes | — |
| 24 | 3−1+2 | — | 9 | 3 | no | — |
| 25 | 3−1+2 | — | 9 | 6 | no | — |
| 26 | C3×C9 | — | 9 | 1 | no | — |
| 27 | C3×C9 | — | 9 | 3 | no | — |
| 28 | C3×C9 | — | 9 | 3 | no | — |
| 29 | C3×C9 | — | 27 | 1 | no | — |
| 30 | C3×C9 | — | 27 | 1 | no | — |
| 31 | C3×C9 | — | 27 | 1 | no | — |
| 32 | C3×C9 | — | 27 | 1 | no | — |
| 33 | C3×C9 | — | 27 | 2 | no | — |
| 34 | C32 | — | 3 | 1 | no | — |
| 35 | C32 | — | 3 | 1 | no | — |
| 36 | C32 | — | 3 | 1 | no | — |
| 37 | C32 | — | 3 | 1 | no | — |
| 38 | C32 | — | 3 | 1 | no | — |
| 39 | C32 | — | 3 | 2 | no | — |
| 40 | C32 | — | 9 | 1 | no | — |
| 41 | C32 | — | 9 | 2 | no | — |
| 42 | C32 | — | 27 | 1 | no | — |
| 43 | C32 | — | 27 | 1 | no | — |
| 44 | C32 | — | 27 | 1 | no | — |
| 45 | C32 | #6862 | 1 | 1 | yes | characteristic |
| 46 | C9 | — | 9 | 3 | no | — |
| 47 | C9 | — | 27 | 3 | no | — |
| 48 | C9 | — | 81 | 1 | no | — |
| 49 | C9 | — | 81 | 2 | no | — |
| 50 | C3 | — | 3 | 1 | no | — |
| 51 | C3 | — | 3 | 1 | no | — |
| 52 | C3 | — | 3 | 1 | no | — |
| 53 | C3 | — | 3 | 1 | no | — |
| 54 | C3 | — | 9 | 1 | no | — |
| 55 | C3 | — | 9 | 2 | no | — |
| 56 | C3 | #10624496 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, socle | C3 | #10624496 |
| commutator, Frattini, cosocle | C32×3−1+2 | C32 |
| prime radical | C34 | H(3,𝔽3) |
| LCS | G ▷ C32×3−1+2 ▷ C34 ▷ C32 ▷ C3 ▷ C1 | |
| UCS | C1 ◁ C3 ◁ C32 ◁ C34 ◁ C32×3−1+2 ◁ G | |
| LECS | G ▷ C32×3−1+2 ▷ C34 ▷ C32 ▷ C3 ▷ C1 | |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #10624509 | 3 |
| #10624506 | 3 |
| #10624452 | 3 |