Finite Group Databasebeta

D173⋊#424 #36370203

order22144
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD173⋊#424

Splittings

SylowC173 ⋊ C2×#424

Subgroups

subgroupG/H
centerC2×C4C22×#10621924
commutator, socleC22×C173C23×C4
FrattiniC22C23×#10621924
Fitting#117×C173C4
prime radicalC23×D173C2×C4
cosocleC2×Dic173C24
hypercenter#117#10621924
hypocenterC173C2×#424
LCSG ▷ C22×C173 ▷ C173
UCSC1 ◁ C2×C4 ◁ #117

512 conjugacy classes of subgroups; only the 210 normal subgroups are shown.

normal subgroups only

This group has 512 conjugacy classes of subgroups — too many to draw. Only its 210 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) = 5536

Polycyclic presentation:

2^7,173|a^2=f,b^2=e,f^2=g,b^a=be,h^a=h^80,c^b=cg,h^d=h^172,h^f=h^172

Conjugacy classes & character table

916 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22144, 21150);