Finite Group Databasebeta

#32985489

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22×C8

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #9780

Subgroups

subgroupG/H
centerC22#17988490
commutatorC42×C73C22×C4
FrattiniC2×C42C22×D73
Fitting, prime radicalC2×#493×C73C2
socleC22×C73#390
cosocleC2×C42×C73C23
hypercenterC2×#493D73
hypocenterC73#9780
LCSG ▷ C42×C73 ▷ C22×C73 ▷ C73
UCSC1 ◁ C22 ◁ C2×C42 ◁ C2×#493

558 conjugacy classes of subgroups; only the 127 normal subgroups are shown.

normal subgroups only

This group has 558 conjugacy classes of subgroups — too many to draw. Only its 127 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=f,b^2=dfgh,c^2=egh,d^2=gh,e^2=h,f^2=h,b^a=bd,c^a=ce,d^a=dg,e^a=eh,i^a=i^72,c^b=cg,d^b=dh,f^b=fh,i^b=i^72

Conjugacy classes & character table

1624 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 69073);