Finite Group Databasebeta

D73⋊#2974 #34031699

order18688
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C28

Aliases

unambiguous semidirect productD73⋊#2974

Splittings

SylowC73 ⋊ C2×#2974

Subgroups

subgroupG/H
centerC2×C4C23×#64408
commutator, socleC22×C73C24×C4
FrattiniC22C24×#64408
FittingC2×C4×D4×C73C4
prime radicalC22×D4×D73C4
cosocleC2×Dic73C25
hypercenterC2×C4×D4#64408
hypocenterC73C2×#2974
LCSG ▷ C22×C73 ▷ C73
UCSC1 ◁ C2×C4 ◁ C2×C4×D4

2654 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2336

Polycyclic presentation:

2^8,73|a^2=g,g^2=h,b^a=bf,d^a=df,i^a=i^27,c^b=cfh,i^e=i^72,i^g=i^72

Conjugacy classes & character table

820 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1115283);