Finite Group DatabasebetaFinite Group Databasebeta| order | 22420 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C19 · Schur multiplier (H2) = C2 |
| direct product | D5×C19×D59 |
| unambiguous semidirect product | (D5×C59)⋊(C2×C19) |
| unambiguous semidirect product | (C5×D59)⋊(C2×C19) |
| unambiguous semidirect product | D295⋊(C2×C19) |
| Fitting, socle, Hall | C5×C19×C59 ⋊ C22 |
| derived, Hall | C5×C59 ⋊ C22×C19 |
| Hall | C19×C59 ⋊ C2×D5 |
| Hall | C5×C19 ⋊ C2×D59 |
| Sylow | C59 ⋊ C2×D5×C19 |
| Sylow | C5 ⋊ C2×C19×D59 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C19 | D5×D59 |
| commutator, cosocle, hypocenter | C5×C59 | C22×C19 |
| Frattini | C1 | G |
| Fitting, socle | C5×C19×C59 | C22 |
| LCS | G ▷ C5×C59 | |
| UCS | C1 ◁ C19 | |
40 conjugacy classes of subgroups.
| transitive degree | μt(G) = 5605 |
2356 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(22420, 15);