Finite Group DatabasebetaFinite Group Databasebeta| order | 20490 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C5×C683 · Schur multiplier (H2) = C1 |
| direct product | C5×D3×C683 |
| unambiguous semidirect product | C3⋊(C2×C5×C683) |
| Fitting, socle, Hall | C3×C5×C683 ⋊ C2 |
| derived, Sylow | C3 ⋊ C2×C5×C683 |
| Hall | C3×C683 ⋊ C2×C5 |
| Hall | C3×C5 ⋊ C2×C683 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C5×C683 | D3 |
| commutator, cosocle, hypocenter | C3 | C2×C5×C683 |
| Frattini | C1 | G |
| Fitting, socle | C3×C5×C683 | C2 |
| LCS | G ▷ C3 | |
| UCS | C1 ◁ C5×C683 | |
16 conjugacy classes of subgroups.
| transitive degree | μt(G) = 10245 |
10245 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20490, 5);