Finite Group DatabasebetaFinite Group Databasebeta| order | 240 |
| isoclinism | isoclinic class of D3×D5 |
| automorphism | Aut(G) = C23×D3×AGL(1,𝔽5) (order 960) · Inn(G) = D3×D5 · Out(G) = C24 |
| homology | Abelianization (H1) = C2×C8 · Schur multiplier (H2) = C2 |
No aliases for this group.
| derived, Hall | C3×C5 ⋊ C2×C8 |
| Sylow | C5 ⋊ D3×C8 |
| Sylow | C3 ⋊ C8×D5 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C4 | D3×D5 |
| commutator, hypocenter | C3×C5 | C2×C8 |
| Fitting, cosocle | C3×C4×C5 | C22 |
| socle | C2×C3×C5 | C2×C4 |
| prime radical | C2×D15 | C4 |
| LCS | G ▷ C3×C5 | |
| UCS | C1 ◁ C4 | |
44 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 120 |
A minimal faithful permutation representation — 2 generators on 16 points:
(1,2,4,5,3)(7,8)(9,11,12,16,13,10,14,15);(2,3)(4,5)(6,7,8)(9,10,12,15,13,11,14,16)Polycyclic presentation:
2^4,3,5|a^2=c,b^2=c,c^2=d,f^a=f^4,e^b=e^248 conjugacy classes — view the full character table.
| maximal subgroup of | #91164, #91166, D3×C8×D5, … |
| maximal normal subgroup of | #91164, #91166, D3×C8×D5, … |
| maximal quotient of | #90933, #90936, #90951, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(240, 9);