Finite Group DatabasebetaFinite Group Databasebeta| order | 31140 |
| automorphism | ? |
| homology | Abelianization (H1) = C4 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | C9⋊#16812339 |
| Fitting, derived, Hall | C5×C9×C173 ⋊ C4 |
| Hall | C9×C173 ⋊ AGL(1,𝔽5) |
| Hall | C5×C173 ⋊ Dic9 |
| Sylow | C173 ⋊ C9⋊AGL(1,𝔽5) |
| Hall | C5×C9 ⋊ Dic173 |
| Sylow | C9 ⋊ #16812339 |
| Sylow | C5 ⋊ Dic1557 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C1 | G |
| commutator, Fitting, hypocenter | C5×C9×C173 | C4 |
| Frattini | C3 | C3⋊#16812339 |
| socle | C3×C5×C173 | Dic3 |
| prime radical | C3×D5×C173 | D3 |
| cosocle | C9×D5×C173 | C2 |
| LCS | G ▷ C5×C9×C173 | |
| UCS | C1 | |
36 conjugacy classes of subgroups.
| transitive degree | μt(G) = 7785 |
Polycyclic presentation:
2^2,3,5,173,3|a^2=b,c^3=f^2,c^a=c^2f,d^a=d^2,e^a=e^172,f^a=f^2,d^b=d^43117 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(31140, 22);