Finite Group DatabasebetaFinite Group Databasebeta| order | 31540 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C19 · Schur multiplier (H2) = C2 |
| direct product | C2×C19×D415 |
| unambiguous semidirect product | (C2×C5)⋊(C19×D83) |
| unambiguous semidirect product | (C2×C83)⋊(D5×C19) |
| Fitting, socle | C2×C5×C19×C83 ⋊ C2 |
| derived, Hall | C5×C83 ⋊ C22×C19 |
| Hall | C5×C19×C83 ⋊ C22 |
| Hall | C19×C83 ⋊ C2×D5 |
| Hall | C5×C19 ⋊ C2×D83 |
| Sylow | C83 ⋊ C2×D5×C19 |
| Sylow | C5 ⋊ C2×C19×D83 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C19 | D415 |
| commutator, cosocle, hypocenter | C5×C83 | C22×C19 |
| Frattini | C1 | G |
| Fitting, socle | C2×C5×C19×C83 | C2 |
| LCS | G ▷ C5×C83 | |
| UCS | C1 ◁ C2×C19 | |
40 conjugacy classes of subgroups.
| transitive degree | μt(G) = 15770 |
7942 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(31540, 25);