Finite Group DatabasebetaFinite Group DatabasebetaOrder 640.
138 conjugacy classes of subgroups; only the 96 normal subgroups are shown.
This group has 138 conjugacy classes of subgroups — too many to draw. Only its 96 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| subgroup | G/H | |
|---|---|---|
| center | C2×C5×C8 | C23 |
| commutator | C22 | C22×C5×C8 |
| Frattini, cosocle | C2×C8 | C23×C5 |
| socle | C22×C5 | C22×C8 |
| prime radical | C23×C5 | C2×C8 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C2×C5×C8 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. C5×C4⋊C16 | C2 | semidirect |
| 4. C5×#346 | C2 | semidirect |
| 5. C4×C5×C16 | C2 | semidirect |
| 15. #2164 | C5 | direct (N × H) |
| 30. C4⋊C16 | C2×C5 | semidirect |
| 32. #346 | C2×C5 | semidirect |
| 33. C4×C16 | C2×C5 | semidirect |
| 89. C5 | #2164 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C5×#405 | 2 |
| C5×C4⋊C16 | 2 |
| C5×C22⋊C16 | 2 |
| C5×#346 | 2 |
| C4×C5×C16 | 2 |
| #2164 | 5 |