Finite Group Databasebeta

#34000514

order18688
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #7249

Subgroups

subgroupG/H
centerC22#17989465
commutatorC22×C4×C73C42
FrattiniC2×C42C2×#64408
FittingC2×C4⋊C8×C73C4
socleC22×C73#342
prime radicalC22×D292Q8
cosocleC2×C4×D292C22
hypercenterC2×C4⋊C8#64408
hypocenterC73#7249
LCSG ▷ C22×C4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×C42 ◁ C2×C4⋊C8

312 conjugacy classes of subgroups; only the 58 normal subgroups are shown.

normal subgroups only

This group has 312 conjugacy classes of subgroups — too many to draw. Only its 58 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=d,b^2=e,c^2=fg,d^2=fgh,e^2=fgh,b^a=bc,c^a=cf,e^a=efg,f^a=fh,g^a=gh,i^a=i^27,d^b=dg,i^b=i^72,d^c=dh,i^d=i^72

Conjugacy classes & character table

760 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1084098);