Finite Group Databasebeta

#34026461

order18688
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #22538

Subgroups

subgroupG/H
centerC22C22×C22⋊#64408
commutator, prime radicalC23×C73C23×C4
FrattiniC23C23×#64408
FittingC2×C4×Q8×C73C4
socleC22×C73C22×C22⋊C4
cosocleC22×Dic73C24
hypercenterC2×C4×Q8#64408
hypocenterC73#22538
LCSG ▷ C23×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C22 ◁ C22×Q8 ◁ C2×C4×Q8

970 conjugacy classes of subgroups; only the 240 normal subgroups are shown.

normal subgroups only

This group has 970 conjugacy classes of subgroups — too many to draw. Only its 240 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=g,b^2=e,c^2=eh,d^2=e,g^2=h,b^a=be,c^a=cf,f^a=fh,i^a=i^27,d^b=de,g^c=gh,i^g=i^72

Conjugacy classes & character table

775 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1110045);