Finite Group Databasebeta

C23⋊#11716326 #32913485

order18354
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC23⋊#11716326

Splittings

Fitting, socle, derived, HallC7×C19×C23 ⋊ C2×C3
HallC23×#87705 ⋊ C2
HallC19×D161 ⋊ C3
HallC19×C23 ⋊ AGL(1,𝔽7)
Hall#87705 ⋊ D23
HallD161 ⋊ C19⋊C3
HallC7×C23 ⋊ C2×C19⋊C3
HallC7×C19 ⋊ C3×D23
SylowC23 ⋊ #11716326
SylowC19 ⋊ ΓL(1,𝔽8)⋊D23
SylowC7 ⋊ D23×C19⋊C3

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C19×C23C2×C3
LCSG ▷ C7×C19×C23
UCSC1

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3059

Polycyclic presentation:

2,3,7,19,23|c^a=c^6,e^a=e^22,c^b=c^2,d^b=d^11

Conjugacy classes & character table

554 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11716322⋊D23, #11716328⋊D23, D23×#11716326, …
maximal normal subgroup of#11716322⋊D23, #11716328⋊D23, D23×#11716326, …
maximal quotient ofC23⋊#13097587, C2×C23⋊#11716326

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18354, 40);