Finite Group Databasebeta

D73⋊#2127 #34029929

order18688
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C27

Aliases

unambiguous semidirect productD73⋊#2127

Splittings

Fitting#535×C73 ⋊ C4
SylowC73 ⋊ C2×#2127

Subgroups

subgroupG/H
centerC2C2×D73⋊#99
commutatorC2×C4×C73C23×C4
FrattiniC2×C4C23×#64408
Fitting#535×C73C4
socleC2×C73C22×#99
prime radical#535×D73C2
cosocleC2×D292C24
hypercenter#535#64408
hypocenterC73C2×#2127
LCSG ▷ C2×C4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C23 ◁ C22×D4 ◁ #535

1510 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1168

Polycyclic presentation:

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

Conjugacy classes & character table

442 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1113513);