Finite Group Databasebeta

C9⋊#14520309 #31801620

order17748
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC9⋊#14520309

Splittings

Fitting, derived, HallC9×C17×C29 ⋊ C4
HallC17×C29 ⋊ Dic9
HallC9×C29 ⋊ #595
HallC9×C17 ⋊ Dic29
SylowC29 ⋊ C9⋊#595
SylowC17 ⋊ Dic261
SylowC9 ⋊ #14520309

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, hypocenterC9×C17×C29C4
FrattiniC3C3⋊#14520309
socleC3×C17×C29Dic3
prime radicalC3×C29×D17D3
cosocleC9×C29×D17C2
LCSG ▷ C9×C17×C29
UCSC1

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4437

Polycyclic presentation:

2^2,3,17,29,3|a^2=b,c^3=f^2,c^a=c^2f,d^a=d^13,e^a=e^28,f^a=f^2,d^b=d^16

Conjugacy classes & character table

1308 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17748, 22);