Finite Group Databasebeta

#34034191

order18688
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #12845

Subgroups

subgroupG/H
center, FrattiniC23C22×#10596842
commutator, socleC23×C73C22×C8
FittingC2×C4⋊C4×C73C8
prime radicalC23×D73C2×C8
cosocleC22×#10596833C23
hypercenterC2×C4⋊C4#10596842
hypocenterC73#12845
LCSG ▷ C23×C73 ▷ C73
UCSC1 ◁ C23 ◁ C2×C4⋊C4

454 conjugacy classes of subgroups; only the 113 normal subgroups are shown.

normal subgroups only

This group has 454 conjugacy classes of subgroups — too many to draw. Only its 113 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) = 9344

Polycyclic presentation:

2^8,73|a^2=f,c^2=d,f^2=g,g^2=h,b^a=bd,c^a=ce,i^a=i^10,c^b=ch,i^b=i^72,i^f=i^27,i^g=i^72

Conjugacy classes & character table

268 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1117775);