Finite Group Databasebeta

D4⋊#14558739 #34059641

order19072
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#14558739

Splittings

SylowC149 ⋊ D4⋊C16

Subgroups

subgroupG/H
centerC2×C4C22⋊#10597010
commutatorC4×C149C2×C16
FrattiniC42C2×#10597010
FittingC4×D4×C149C4
socleC22×C149C22⋊C8
prime radicalC2×D4×C149C8
cosocleC4×#11924746C22
hypercenterC4×D4#10597010
hypocenterC149D4⋊C16
LCSG ▷ C4×C149 ▷ C2×C149 ▷ C149
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×D4

110 conjugacy classes of subgroups; only the 46 normal subgroups are shown.

normal subgroups only

This group has 110 conjugacy classes of subgroups — too many to draw. Only its 46 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) = 9536

Polycyclic presentation:

2^7,149|a^2=d,c^2=e,d^2=f,f^2=g,b^a=bc,c^a=ce,h^a=h^105,c^b=ce,h^d=h^148

Conjugacy classes & character table

796 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19072, 19460);