Finite Group DatabasebetaFinite Group Databasebeta| order | 19995 |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C5×C43 · Schur multiplier (H2) = C1 |
| direct product | C5×C43×C31⋊C3 |
| unambiguous semidirect product | (C5×C31)⋊(C3×C43) |
| Fitting, socle, Hall | C5×C31×C43 ⋊ C3 |
| derived, Sylow | C31 ⋊ C3×C5×C43 |
| Hall | C31×C43 ⋊ C3×C5 |
| Hall | C5×C31 ⋊ C3×C43 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C5×C43 | C31⋊C3 |
| commutator, cosocle, hypocenter | C31 | C3×C5×C43 |
| Frattini | C1 | G |
| Fitting, socle | C5×C31×C43 | C3 |
| LCS | G ▷ C31 | |
| UCS | C1 ◁ C5×C43 | |
16 conjugacy classes of subgroups.
| transitive degree | μt(G) = 6665 |
2795 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(19995, 4);