Finite Group Databasebeta

#33002002

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #12806

Subgroups

subgroupG/H
centerC4#17988559
commutatorC22×C4×C73C22×C4
FrattiniC2×#41C22×D73
FittingC73×#2120C2
socleC2×C73#1799
prime radical#525×C73C22
cosocleC2×#41×C73C23
hypercenter#2120D73
hypocenterC73#12806
LCSG ▷ C22×C4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C4 ◁ C2×C4 ◁ C2×#41 ◁ #2120

420 conjugacy classes of subgroups; only the 97 normal subgroups are shown.

normal subgroups only

This group has 420 conjugacy classes of subgroups — too many to draw. Only its 97 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=f,b^2=d,d^2=h,b^a=bd,c^a=ce,d^a=dh,e^a=eg,g^a=gh,c^b=ch,i^b=i^72,f^c=fg,f^e=fh

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, 85586);