Finite Group Databasebeta

#34000573

order18688
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #7266

Subgroups

subgroupG/H
centerC22#17989443
commutatorC42×C73C42
FrattiniC2×C42C2×#64408
Fitting#382×C73C4
socleC22×C73#329
prime radicalC23×C73#100
cosocleC2×#14556502C22
hypercenter#382#64408
hypocenterC73#7266
LCSG ▷ C42×C73 ▷ C2×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×C42 ◁ #382

218 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 218 conjugacy classes of subgroups — too many to draw. Only its 66 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=e,c^2=f,e^2=g,g^2=h,b^a=bc,c^a=cf,e^a=efg,g^a=gh,i^a=i^72,c^b=cg,f^b=fh,i^b=i^27,e^c=eh,i^e=i^72

Conjugacy classes & character table

544 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1084157);