Finite Group Databasebeta

D73⋊#2126 #34029924

order18688
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4

Aliases

unambiguous semidirect productD73⋊#2126

Splittings

Fitting#532×C73 ⋊ C4
SylowC73 ⋊ C2×#2126

Subgroups

subgroupG/H
centerC4D73⋊#99
commutatorC2×C4×C73C23×C4
FrattiniC2×C4C23×#64408
Fitting#532×C73C4
socleC2×C73C22×#99
prime radical#532×D73C2
cosocleC2×D292C24
hypercenter#532#64408
hypocenterC73C2×#2126
LCSG ▷ C2×C4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C4 ◁ C2×C4 ◁ C2×#41 ◁ #532

1338 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1168

Polycyclic presentation:

2^8,73|a^2=f,c^2=h,e^2=h,b^a=be,e^a=eg,g^a=gh,i^a=i^27,e^b=eh,f^b=fgh,i^d=i^72,f^e=fh,i^f=i^72

Conjugacy classes & character table

556 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1113508);