Finite Group Databasebeta

#32995403

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

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #11518

Subgroups

subgroupG/H
centerC22#99×D73
commutator, prime radicalC24×C73C22×C4
FrattiniC2×C22⋊C4C22×D73
FittingC73×#1326C2
socleC22×C73C2×#99
cosocleC2×C22⋊C4×C73C23
hypercenter#1326D73
hypocenterC73#11518
LCSG ▷ C24×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C22 ◁ C23 ◁ C2×C22⋊C4 ◁ #1326

446 conjugacy classes of subgroups; only the 77 normal subgroups are shown.

normal subgroups only

This group has 446 conjugacy classes of subgroups — too many to draw. Only its 77 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=e,b^2=f,c^2=h,e^2=g,b^a=bd,c^a=cg,d^a=df,f^a=fh,d^b=dh,e^b=ef,i^c=i^72,e^d=eh

Conjugacy classes & character table

976 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 78987);