Finite Group Databasebeta

#34017962

order18688
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #17782

Subgroups

subgroupG/H
centerC22C22×C22⋊#64408
commutatorC2×C4×C73C23×C4
FrattiniC2×C4C23×#64408
FittingC2×H(5,𝔽2)×C73C4
socleC22×C73C22×C22⋊C4
prime radical#22623705C2
cosocleC4×Dic73C24
hypercenterC2×H(5,𝔽2)#64408
hypocenterC73#17782
LCSG ▷ C2×C4×C73 ▷ C22×C73 ▷ C73
UCSC1 ◁ C22 ◁ C2×#41 ◁ C2×H(5,𝔽2)

1244 conjugacy classes of subgroups; only the 228 normal subgroups are shown.

normal subgroups only

This group has 1244 conjugacy classes of subgroups — too many to draw. Only its 228 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=f,b^2=h,c^2=h,d^2=h,e^2=h,f^2=gh,b^a=be,e^a=eg,i^a=i^27,e^b=eh,f^b=fgh,d^c=dh,i^f=i^72

Conjugacy classes & character table

664 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1101546);