Finite Group Databasebeta

#34000090

order18688
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #7108

Subgroups

subgroupG/H
centerC22#17989445
commutatorC42×C73C2×C8
FrattiniC2×C42C2×#64408
Fitting#384×C73C4
socleC22×C73#331
prime radicalC23×C73#100
cosocleC2×C4×#10596831C22
hypercenter#384#64408
hypocenterC73#7108
LCSG ▷ C42×C73 ▷ C2×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×C42 ◁ #384

242 conjugacy classes of subgroups; only the 60 normal subgroups are shown.

normal subgroups only

This group has 242 conjugacy classes of subgroups — too many to draw. Only its 60 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=d,b^2=h,c^2=f,d^2=g,e^2=h,g^2=h,b^a=bc,c^a=ce,e^a=eh,f^a=fh,i^a=i^27,c^b=cf,d^b=defh,e^b=eh,g^b=gh,i^b=i^72,i^d=i^72

Conjugacy classes & character table

550 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1083674);