Finite Group Databasebeta

#32983259

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #9377

Subgroups

subgroupG/H
centerC22#17988467
commutatorC42×C73C22×C4
FrattiniC2×C42C22×D73
FittingC73×#3239C2
socleC22×C73#386
prime radical#121×C73D4
cosocleC2×C42×C73C23
hypercenter#3239D73
hypocenterC73#9377
LCSG ▷ C42×C73 ▷ C22×C73 ▷ C73
UCSC1 ◁ C22 ◁ C2×C42 ◁ #3239

434 conjugacy classes of subgroups; only the 107 normal subgroups are shown.

normal subgroups only

This group has 434 conjugacy classes of subgroups — too many to draw. Only its 107 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4672

Polycyclic presentation:

2^8,73|a^2=f,b^2=dfh,d^2=gh,e^2=h,f^2=h,b^a=bd,c^a=ce,d^a=dg,e^a=egh,i^a=i^72,d^b=dh,e^b=eg,f^b=fh,i^b=i^72,d^c=dg,e^c=eh,f^c=fg

Conjugacy classes & character table

973 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 66843);