Finite Group DatabasebetaFinite Group Databasebeta| order | 21540 |
| automorphism | ? |
| homology | Abelianization (H1) = C4 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | C3⋊(C359⋊AGL(1,𝔽5)) |
| unambiguous semidirect product | C359⋊ΓL(1,𝔽16) |
| Fitting, socle, derived, Hall | C3×C5×C359 ⋊ C4 |
| Hall | C5×C359 ⋊ Dic3 |
| Hall | C3×C359 ⋊ AGL(1,𝔽5) |
| Sylow | C359 ⋊ ΓL(1,𝔽16) |
| Hall | C3×C5 ⋊ Dic359 |
| Sylow | C5 ⋊ Dic1077 |
| Sylow | C3 ⋊ C359⋊AGL(1,𝔽5) |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, hypocenter | C3×C5×C359 | C4 |
| prime radical, cosocle | C3×D5×C359 | C2 |
| LCS | G ▷ C3×C5×C359 | |
| UCS | C1 | |
24 conjugacy classes of subgroups.
| transitive degree | μt(G) = 5385 |
Polycyclic presentation:
2^2,3,5,359|a^2=b,c^a=c^2,d^a=d^2,e^a=e^358,d^b=d^42157 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21540, 15);