Finite Group Databasebeta

#34033045

order18688
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C4

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #7357

Subgroups

subgroupG/H
centerC2#22626958
commutatorC42×C73C2×C8
FrattiniC42C2×#10596842
Fitting#127×C73C8
socleC2×C73#1318
prime radical#17989135C4
cosocle#17989591C22
hypercenter#127#10596842
hypocenterC73#7357
LCSG ▷ C42×C73 ▷ C2×C4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C22 ◁ C2×C4 ◁ C42 ◁ #127

222 conjugacy classes of subgroups; only the 29 normal subgroups are shown.

normal subgroups only

This group has 222 conjugacy classes of subgroups — too many to draw. Only its 29 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) = 1168

Polycyclic presentation:

2^8,73|a^2=d,c^2=gh,d^2=f,e^2=h,f^2=h,b^a=bc,c^a=ce,e^a=eg,g^a=gh,i^a=i^10,c^b=cgh,d^b=deg,e^b=eh,d^c=dgh,e^d=eh,i^d=i^27,i^f=i^72

Conjugacy classes & character table

160 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1116629);