Finite Group Databasebeta

#34009331

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC4×C22⋊C4×C73 ⋊ C4
SylowC73 ⋊ #11148

Subgroups

subgroupG/H
centerC2×C4#14556670
commutatorC22×C4×C73C22×C4
FrattiniC22×C4C22×#64408
FittingC4×C22⋊C4×C73C4
socleC22×C73#381
prime radicalC22×#11924028C22
cosocleC22×C4×D73C23
hypercenterC4×C22⋊C4#64408
hypocenterC73#11148
LCSG ▷ C22×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ C4×C22⋊C4

894 conjugacy classes of subgroups; only the 136 normal subgroups are shown.

normal subgroups only

This group has 894 conjugacy classes of subgroups — too many to draw. Only its 136 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=g,c^2=d,e^2=h,b^a=bd,c^a=ce,d^a=dh,i^a=i^27,c^b=cf,g^b=gh,g^c=gh,i^g=i^72

Conjugacy classes & character table

772 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1092915);