Finite Group Databasebeta

D73⋊#1955 #34022165

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

Aliases

unambiguous semidirect productD73⋊#1955

Splittings

SylowC73 ⋊ C2×#1955

Subgroups

subgroupG/H
centerC22×C4C22×#64408
commutator, socleC23×C73C23×C4
FrattiniC23C23×#64408
FittingC2×C4×D4×C73C4
prime radicalC22×D4×D73C4
cosocleC22×Dic73C24
hypercenterC2×C4×D4#64408
hypocenterC73C2×#1955
LCSG ▷ C23×C73 ▷ C73
UCSC1 ◁ C22×C4 ◁ C2×C4×D4

2094 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4672

Polycyclic presentation:

2^8,73|a^2=g,b^2=eg,c^2=f,g^2=h,b^a=be,c^a=cf,i^a=i^46,c^b=ch,i^b=i^27,i^d=i^72,i^g=i^72

Conjugacy classes & character table

808 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1105749);