Finite Group DatabasebetaFinite Group Databasebeta| order | 28420 |
| automorphism | ? |
| homology | Abelianization (H1) = C22 · Schur multiplier (H2) = C2×C7 |
| direct product | C2×C5⋊(C7⋊D203) |
| unambiguous semidirect product | (C2×C5)⋊(C7⋊D203) |
| unambiguous semidirect product | (C2×C7)⋊D1015 |
| unambiguous semidirect product | (C2×C29)⋊(C5⋊(C7⋊D7)) |
| Fitting, socle | C2×C5×C72×C29 ⋊ C2 |
| derived, Hall | C5×C72×C29 ⋊ C22 |
| Hall | C72×C29 ⋊ C2×D5 |
| Hall | C5×C72 ⋊ C2×D29 |
| Hall | C5×C29 ⋊ C2×C7⋊D7 |
| Sylow | C72 ⋊ C2×D145 |
| Sylow | C29 ⋊ C2×C5⋊(C7⋊D7) |
| Sylow | C5 ⋊ C2×C7⋊D203 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2 | C5⋊(C7⋊D203) |
| commutator, cosocle, hypocenter | C5×C72×C29 | C22 |
| Frattini | C1 | G |
| Fitting, socle | C2×C5×C72×C29 | C2 |
| LCS | G ▷ C5×C72×C29 | |
| UCS | C1 ◁ C2 | |
200 conjugacy classes of subgroups.
| transitive degree | μt(G) = 14210 |
7108 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(28420, 160);