Finite Group DatabasebetaFinite Group DatabasebetaOrder 256.
733 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | #1446 | C2 | 1 | 15 | yes | maximal |
| 2 | C23×Q8 | C22 | 1 | 5 | yes | — |
| 3 | C2×#95 | C22 | 1 | 30 | yes | — |
| 4 | C22×Q8 | — | 4 | 30 | no | — |
| 5 | C22×Q8 | Q8 | 1 | 20 | yes | complemented |
| 6 | C23×C4 | C23 | 1 | 15 | yes | — |
| 7 | #95 | — | 4 | 30 | no | — |
| 8 | C24 | C24 | 1 | 1 | yes | characteristic |
| 9 | C2×Q8 | — | 4 | 60 | no | — |
| 10 | C2×Q8 | — | 4 | 80 | no | — |
| 11 | C22×C4 | — | 2 | 90 | no | — |
| 12 | C22×C4 | C2×Q8 | 1 | 30 | yes | — |
| 13 | C23 | C22×Q8 | 1 | 5 | yes | — |
| 14 | C23 | H(5,𝔽2) | 1 | 10 | yes | — |
| 15 | Q8 | — | 4 | 80 | no | — |
| 16 | C2×C4 | — | 2 | 90 | no | — |
| 17 | C2×C4 | — | 4 | 60 | no | — |
| 18 | C22 | #543 | 1 | 15 | yes | — |
| 19 | C22 | Q82 | 1 | 10 | yes | — |
| 20 | C22 | H(3,𝔽4) | 1 | 10 | yes | — |
| 21 | C4 | — | 4 | 30 | no | — |
| 22 | C2 | #2811 | 1 | 10 | yes | — |
| 23 | C2 | #2840 | 1 | 5 | yes | — |
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, prime radical, cosocle | C24 | C24 |
| LCS | G ▷ C24 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 5. C22×Q8 | Q8 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #1446 | 2 |