| order | 1920 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C5 · Schur multiplier (H2) = C2 |
| direct product | C5×#73004 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C5 | #857⋊C2 |
| commutator, cosocle, hypocenter | #95⋊C3 | C22×C5 |
| Frattini | C23 | C2×C5×S4 |
| Fitting | C5×#399 | D3 |
| socle | C23×C5 | C2×S4 |
| prime radical | C5×#399⋊C3 | C2 |
| LCS | G ▷ #95⋊C3 | |
| UCS | C1 ◁ C2×C5 | |
224 conjugacy classes of subgroups; only the 28 normal subgroups are shown.
This group has 224 conjugacy classes of subgroups — too many to draw. Only its 28 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 33 |
| transitive degree | μt(G) = 240 |
A minimal faithful permutation representation — 2 generators on 33 points:
(1,2,3,4,5)(6,7,17,10,12,15)(8,14,11)(9,13,16)(18,28,30)(19,29,33)(20,27,22)(23,32,25);(7,11)(12,16)(13,15)(14,17)(18,19,22,25)(20,26,28,24)(21,29,31,23)(27,33,30,32)105 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1920, 236426);