Finite Group DatabasebetaFinite Group Databasebeta| order | 19670 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C7 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | C5⋊(D281⋊C7) |
| unambiguous semidirect product | (C281⋊C7)⋊D5 |
| unambiguous semidirect product | D1405⋊C7 |
| Fitting, socle, derived, Hall | C5×C281 ⋊ C2×C7 |
| Hall | C5×C281⋊C7 ⋊ C2 |
| Hall | D1405 ⋊ C7 |
| Hall | C281⋊C7 ⋊ D5 |
| Sylow | C281 ⋊ C7×D5 |
| Sylow | C5 ⋊ D281⋊C7 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, cosocle, hypocenter | C5×C281 | C2×C7 |
| LCS | G ▷ C5×C281 | |
| UCS | C1 | |
16 conjugacy classes of subgroups.
| transitive degree | μt(G) = 1405 |
Polycyclic presentation:
2,5,7,281|b^a=b^4,d^a=d^280,d^c=d^249128 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(19670, 14);