Finite Group Databasebeta

#34020879

order18688
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #20612

Subgroups

subgroupG/H
centerC2C2×#17989528
commutatorC23×C73C23×C4
FrattiniC23C23×#64408
FittingC2×H(5,𝔽2)×C73C4
socleC2×C73C2×#379
prime radicalC2×#17989422C2
cosocleC22×Dic73C24
hypercenterC2×H(5,𝔽2)#64408
hypocenterC73#20612
LCSG ▷ C23×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C24 ◁ C2×H(5,𝔽2)

3640 conjugacy classes of subgroups; only the 356 normal subgroups are shown.

normal subgroups only

This group has 3640 conjugacy classes of subgroups — too many to draw. Only its 356 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) = 2336

Polycyclic presentation:

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

Conjugacy classes & character table

670 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1104463);