Finite Group DatabasebetaFinite Group Databasebeta| order | 15820 |
| automorphism | ? |
| homology | Abelianization (H1) = C4 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | C7⋊#14555934 |
| Fitting, socle, derived, Hall | C5×C7×C113 ⋊ C4 |
| Hall | C7×C113 ⋊ AGL(1,𝔽5) |
| Hall | C5×C113 ⋊ Dic7 |
| Sylow | C113 ⋊ C7⋊AGL(1,𝔽5) |
| Hall | C5×C7 ⋊ #90673 |
| Sylow | C7 ⋊ #14555934 |
| Sylow | C5 ⋊ C7⋊#90673 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, hypocenter | C5×C7×C113 | C4 |
| prime radical, cosocle | C7×D565 | C2 |
| LCS | G ▷ C5×C7×C113 | |
| UCS | C1 | |
24 conjugacy classes of subgroups.
| transitive degree | μt(G) = 3955 |
Polycyclic presentation:
2^2,5,7,113|a^2=b,c^a=c^2,d^a=d^6,e^a=e^98,c^b=c^4,e^b=e^112997 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(15820, 34);