Finite Group Databasebeta

D73⋊#2148 #34030049

order18688
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

unambiguous semidirect productD73⋊#2148

Splittings

SylowC73 ⋊ C2×#2148

Subgroups

subgroupG/H
centerC4C2×#14556653
commutatorC8×C73C23×C4
FrattiniC8C23×#64408
FittingC2×#135×C73C4
socleC2×C73C22×#102
prime radicalC2×#135×D73C2
cosocleC8×D73C24
hypercenterC2×#135#64408
hypocenterC73C2×#2148
LCSG ▷ C8×C73 ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C4 ◁ C22×C4 ◁ C22×C8 ◁ C2×#135

1154 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2336

Polycyclic presentation:

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

Conjugacy classes & character table

568 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1113633);