Finite Group Databasebeta

D173⋊#444 #36370334

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

Aliases

unambiguous semidirect productD173⋊#444

Splittings

Fitting#135×C173 ⋊ C4
SylowC173 ⋊ C2×#444

Subgroups

subgroupG/H
centerC4D4×#10621924
commutatorC4×C173C23×C4
FrattiniC4C23×#10621924
Fitting#135×C173C4
socleC2×C173C2×C4×D4
prime radical#135×D173C2
cosocleC4×D173C24
hypercenter#135#10621924
hypocenterC173C2×#444
LCSG ▷ C4×C173 ▷ C2×C173 ▷ C173
UCSC1 ◁ C4 ◁ C2×C4 ◁ #135

464 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2768

Polycyclic presentation:

2^7,173|a^2=f,c^2=f,e^2=g,f^2=g,b^a=be,c^a=cg,e^a=eg,h^a=h^93,e^b=eg,h^c=h^80,h^d=h^172,h^f=h^172

Conjugacy classes & character table

646 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22144, 21281);