Finite Group DatabasebetaFinite Group Databasebeta| order | 1920 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C3 · Schur multiplier (H2) = C2 |
| unambiguous semidirect product | C5⋊(#2032⋊C3) |
| unambiguous semidirect product | #10602689⋊C3 |
| Fitting, derived | C5×#543 ⋊ C2×C3 |
| Hall | #10602689 ⋊ C3 |
| Sylow | C5 ⋊ #2032⋊C3 |
| subgroup | G/H | |
|---|---|---|
| center | C2 | C5⋊(#393⋊C3) |
| commutator, Fitting, cosocle, hypocenter | C5×#543 | C2×C3 |
| Frattini | C24 | D5×A4 |
| socle | C2×C5 | #393⋊C3 |
| hypercenter | C22 | C5⋊(#120⋊C3) |
| LCS | G ▷ C5×#543 | |
| UCS | C1 ◁ C2 ◁ C22 | |
166 conjugacy classes of subgroups; only the 19 normal subgroups are shown.
This group has 166 conjugacy classes of subgroups — too many to draw. Only its 19 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| transitive degree | μt(G) = 80 |
Polycyclic presentation:
2,3,2^4,5,2^2|c^2=h,d^2=h,c^a=ce,d^a=def,g^a=g^4,h^a=hi,c^b=cd,d^b=c,e^b=fi,f^b=efi,d^c=dh,e^c=ei,f^c=fi,e^d=ei57 conjugacy classes — view the full character table.
| maximal subgroup of | #72253509, D5×#2032⋊C3 |
| maximal normal subgroup of | D5×#2032⋊C3 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1920, 237266);