Finite Group Databasebeta

C9⋊#11715871 #20294271

order6948
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC9⋊#11715871

Splittings

Fitting, derived, HallC9×C193 ⋊ C4
SylowC193 ⋊ Dic9
SylowC9 ⋊ #11715871

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, hypocenterC9×C193C4
FrattiniC3C3⋊#11715871
socleC3×C193Dic3
LCSG ▷ C9×C193
UCSC1

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^2,3,193,3|a^2=b,c^3=e^2,c^a=c^2e,d^a=d^81,e^a=e^2,d^b=d^192

Conjugacy classes & character table

444 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC5×C9⋊#11715871, C9⋊#16838801, C9⋊#16838802, …
maximal normal subgroup ofC5×C9⋊#11715871
maximal quotient ofC5×C9⋊#11715871, C9⋊#16838801, C9⋊#16838802, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6948, 11);