Order 512.
41 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | M256 | C2 | 1 | 2 | yes | maximal |
| 2 | C4×C64 | C2 | 1 | 1 | yes | maximal, characteristic |
| 3 | C2×C64 | C4 | 1 | 1 | yes | characteristic |
| 4 | C2×C64 | C22 | 1 | 1 | yes | characteristic |
| 5 | C4×C32 | C4 | 1 | 1 | yes | characteristic |
| 6 | C128 | — | 2 | 2 | no | — |
| 7 | C2×C32 | C8 | 1 | 1 | yes | characteristic |
| 8 | C2×C32 | C2×C4 | 1 | 1 | yes | characteristic |
| 9 | C4×C16 | C8 | 1 | 1 | yes | characteristic |
| 10 | C64 | — | 2 | 1 | no | — |
| 11 | C64 | D4 | 1 | 1 | yes | characteristic |
| 12 | C64 | Q8 | 1 | 1 | yes | characteristic |
| 13 | C2×C16 | C16 | 1 | 1 | yes | characteristic |
| 14 | C2×C16 | C2×C8 | 1 | 1 | yes | characteristic |
| 15 | C4×C8 | C16 | 1 | 1 | yes | characteristic |
| 16 | C32 | — | 2 | 1 | no | — |
| 17 | C32 | C4⋊C4 | 1 | 1 | yes | characteristic |
| 18 | C32 | M16 | 1 | 1 | yes | characteristic |
| 19 | C2×C8 | C32 | 1 | 1 | yes | characteristic |
| 20 | C2×C8 | C2×C16 | 1 | 1 | yes | characteristic |
| 21 | C42 | C32 | 1 | 1 | yes | characteristic |
| 22 | C16 | — | 2 | 1 | no | — |
| 23 | C16 | C4⋊C8 | 1 | 1 | yes | characteristic |
| 24 | C16 | M32 | 1 | 1 | yes | characteristic |
| 25 | C2×C4 | — | 2 | 1 | no | — |
| 26 | C2×C4 | C2×C32 | 1 | 1 | yes | characteristic |
| 27 | C8 | C64 | 1 | 2 | yes | — |
| 28 | C8 | C4⋊C16 | 1 | 1 | yes | characteristic |
| 29 | C8 | M64 | 1 | 1 | yes | characteristic |
| 30 | C22 | M128 | 1 | 1 | yes | characteristic |
| 31 | C4 | — | 2 | 2 | no | — |
| 32 | C4 | C4⋊C32 | 1 | 1 | yes | characteristic |
| 33 | C4 | C2×C64 | 1 | 1 | yes | characteristic |
| 34 | C2 | — | 2 | 1 | no | — |
| 35 | C2 | C4⋊C64 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center | C64 | D4 |
| commutator | C4 | C2×C64 |
| Frattini, cosocle | C2×C64 | C22 |
| socle | C2 | C4⋊C64 |
| prime radical | C22 | M128 |
| LCS | G ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C64 ◁ C2×C64 ◁ G | |
| LECS | G ▷ C2×C64 ▷ C32 ▷ C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| M256 | 2 |
| C4×C64 | 2 |