Finite Group Databasebeta

D181⋊#355 #37550007

order23168
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD181⋊#355

Splittings

SylowC181 ⋊ C2×#355

Subgroups

subgroupG/H
centerC2D181⋊#99
commutatorC2×C4×C181C22×C4
FrattiniC2×C4C22×#10624382
Fitting#124×C181C4
socleC2×C181C2×#99
prime radicalC2×D4×D181C4
cosocleC2×Dic362C23
hypercenter#124#10624382
hypocenterC181C2×#355
LCSG ▷ C2×C4×C181 ▷ C22×C181 ▷ C2×C181 ▷ C181
UCSC1 ◁ C2 ◁ C22 ◁ C2×Q8 ◁ #124

260 conjugacy classes of subgroups; only the 54 normal subgroups are shown.

normal subgroups only

This group has 260 conjugacy classes of subgroups — too many to draw. Only its 54 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2896

Polycyclic presentation:

2^7,181|a^2=e,d^2=g,e^2=g,b^a=bd,d^a=df,f^a=fg,h^a=h^162,d^b=dg,e^b=efg,h^c=h^180,e^d=eg,h^e=h^180

Conjugacy classes & character table

656 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(23168, 20796);