Finite Group Databasebeta

#34034470

order18688
automorphism?
homologyAbelianization (H1) = C22×C16 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #13648

Subgroups

subgroupG/H
centerC4D4×#10596842
commutatorC4×C73C22×C16
FrattiniC2×C4C22×#10596842
Fitting, prime radical#135×C73C8
socleC2×C73D4×C16
cosocleC2×#11924031C23
hypercenter#135#10596842
hypocenterC73#13648
LCSG ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C4 ◁ C2×C4 ◁ #135

184 conjugacy classes of subgroups; only the 79 normal subgroups are shown.

normal subgroups only

This group has 184 conjugacy classes of subgroups — too many to draw. Only its 79 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=e,c^2=e,d^2=h,e^2=f,f^2=g,g^2=h,b^a=bd,c^a=ch,d^a=dh,i^a=i^10,d^b=dh,i^c=i^10,i^e=i^27,i^f=i^72

Conjugacy classes & character table

214 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1118054);