Finite Group DatabasebetaFinite Group DatabasebetaOrder 128.
25 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C2×C32 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | #368 | C2 | 1 | 2 | yes | maximal |
| 3 | C2×C16 | C22 | 1 | 1 | yes | characteristic |
| 4 | #108 | — | 2 | 2 | no | — |
| 5 | C32 | C4 | 1 | 2 | yes | — |
| 6 | M16 | — | 4 | 2 | no | — |
| 7 | C2×C8 | D4 | 1 | 1 | yes | characteristic |
| 8 | C16 | C2×C4 | 1 | 1 | yes | characteristic |
| 9 | C16 | Q8 | 1 | 1 | yes | characteristic |
| 10 | C2×C4 | D8 | 1 | 1 | yes | characteristic |
| 11 | C8 | — | 8 | 2 | no | — |
| 12 | C8 | C4⋊C4 | 1 | 1 | yes | characteristic |
| 13 | C8 | Q16 | 1 | 1 | yes | characteristic |
| 14 | C22 | Q32 | 1 | 1 | yes | characteristic |
| 15 | C4 | #107 | 1 | 1 | yes | characteristic |
| 16 | C4 | D16 | 1 | 1 | yes | characteristic |
| 17 | C2 | — | 2 | 1 | no | — |
| 18 | C2 | #366 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center | C4 | D16 |
| commutator | C16 | C2×C4 |
| Frattini, cosocle | C2×C16 | C22 |
| socle | C2 | #366 |
| prime radical | C22 | Q32 |
| LCS | G ▷ C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C4 ◁ C2×C4 ◁ C2×C8 ◁ C2×C16 ◁ G | |
| LECS | G ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×C32 | 2 |
| #368 | 2 |