Finite Group Databasebeta

D4⋊#14556497 #32973422

order18688
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#14556497

Splittings

SylowC73 ⋊ D4⋊C32

Subgroups

subgroupG/H
centerC2×C16C22⋊D73
commutatorC4×C73C2×C32
FrattiniC4×C16C2×D73
FittingD4×C16×C73C2
socleC22×C73C22⋊C16
prime radicalC2×D4×C73C16
cosocleC4×C16×C73C22
hypercenterD4×C16D73
hypocenterC73D4⋊C32
LCSG ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2×C16 ◁ C4×C16 ◁ D4×C16

138 conjugacy classes of subgroups; only the 67 normal subgroups are shown.

normal subgroups only

This group has 138 conjugacy classes of subgroups — too many to draw. Only its 67 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) = 9344

Polycyclic presentation:

2^8,73|a^2=d,c^2=e,d^2=f,f^2=g,g^2=h,b^a=bc,c^a=ce,i^a=i^72,c^b=ce

Conjugacy classes & character table

2992 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 57006);