Finite Group Databasebeta

#34000451

order18688
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #7227

Subgroups

subgroupG/H
centerC4#17989454
commutatorC2×C8×C73C42
FrattiniC2×M16C2×#64408
FittingH(3,ℤ/4)×C73C4
socleC2×C73#1289
prime radicalC2×#11924028D4
cosocleC2×#14556599C22
hypercenterH(3,ℤ/4)#64408
hypocenterC73#7227
LCSG ▷ C2×C8×C73 ▷ C4×C73 ▷ C73
UCSC1 ◁ C4 ◁ C2×C8 ◁ H(3,ℤ/4)

248 conjugacy classes of subgroups; only the 56 normal subgroups are shown.

normal subgroups only

This group has 248 conjugacy classes of subgroups — too many to draw. Only its 56 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=fgh,e^2=fg,f^2=h,b^a=bc,c^a=cf,e^a=efgh,g^a=gh,d^b=dg,i^b=i^27,d^c=dh,i^e=i^72

Conjugacy classes & character table

436 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1084035);