Finite Group Databasebeta

#32989222

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

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #10387

Subgroups

subgroupG/H
centerC22#17988500
commutator, cosocleC23×C4×C73C23
FrattiniC23×C4C22×D73
FittingC73×#1306C2
socleC22×C73#393
prime radicalC24×C73C2×D4
hypercenter#1306D73
hypocenterC73#10387
LCSG ▷ C23×C4×C73 ▷ C22×C73 ▷ C73
UCSC1 ◁ C22 ◁ C23×C4 ◁ #1306

414 conjugacy classes of subgroups; only the 73 normal subgroups are shown.

normal subgroups only

This group has 414 conjugacy classes of subgroups — too many to draw. Only its 73 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=d,b^2=d,c^2=h,e^2=g,f^2=g,b^a=bd,c^a=ce,f^a=fgh,i^a=i^72,c^b=cf,e^b=eh,i^b=i^72,d^c=dg,e^c=eg,f^c=fg,i^c=i^72

Conjugacy classes & character table

970 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 72806);