Finite Group DatabasebetaFinite Group Databasebeta| order | 20838 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C3×C23 · Schur multiplier (H2) = C1 |
| direct product | C2×C23×C151⋊C3 |
| unambiguous semidirect product | (C2×C151)⋊(C3×C23) |
| unambiguous semidirect product | (C2×C23×C151)⋊C3 |
| Fitting, socle, Hall | C2×C23×C151 ⋊ C3 |
| derived, Sylow | C151 ⋊ C2×C3×C23 |
| Hall | C23×C151 ⋊ C2×C3 |
| Hall | C2×C151 ⋊ C3×C23 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C23 | C151⋊C3 |
| commutator, cosocle, hypocenter | C151 | C2×C3×C23 |
| Frattini | C1 | G |
| Fitting, socle | C2×C23×C151 | C3 |
| LCS | G ▷ C151 | |
| UCS | C1 ◁ C2×C23 | |
16 conjugacy classes of subgroups.
| transitive degree | μt(G) = 6946 |
2438 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20838, 2);