Finite Group DatabasebetaFinite Group Databasebeta| order | 21550 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C5×C431 · Schur multiplier (H2) = C1 |
| direct product | C5×D5×C431 |
| unambiguous semidirect product | C5⋊(C2×C5×C431) |
| Fitting, socle, Hall | C52×C431 ⋊ C2 |
| derived | C5 ⋊ C2×C5×C431 |
| Sylow | C52 ⋊ C2×C431 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C5×C431 | D5 |
| commutator, cosocle, hypocenter | C5 | C2×C5×C431 |
| Frattini | C1 | G |
| Fitting, socle | C52×C431 | C2 |
| LCS | G ▷ C5 | |
| UCS | C1 ◁ C5×C431 | |
20 conjugacy classes of subgroups.
| transitive degree | μt(G) = 4310 |
8620 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21550, 13);