Finite Group DatabasebetaFinite Group Databasebeta| order | 20900 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C25 · Schur multiplier (H2) = C2 |
| direct product | D11×C25×D19 |
| Fitting, Hall | C11×C19×C25 ⋊ C22 |
| derived, Hall | C11×C19 ⋊ C22×C25 |
| Hall | C19×C25 ⋊ C2×D11 |
| Hall | C11×C25 ⋊ C2×D19 |
| Sylow | C19 ⋊ C2×D11×C25 |
| Sylow | C11 ⋊ C2×C25×D19 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C25 | D11×D19 |
| commutator, hypocenter | C11×C19 | C22×C25 |
| Frattini | C5 | C5×D11×D19 |
| Fitting | C11×C19×C25 | C22 |
| socle, cosocle | C5×C11×C19 | C22×C5 |
| prime radical | C5×D11×D19 | C5 |
| LCS | G ▷ C11×C19 | |
| UCS | C1 ◁ C25 | |
60 conjugacy classes of subgroups.
| transitive degree | μt(G) = 5225 |
1925 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20900, 19);