Finite Group Databasebeta

D4⋊#63214 #14526739

order2176
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#63214

Splittings

SylowC17 ⋊ D4⋊C16

Subgroups

subgroupG/H
centerC2×C8C22⋊D17
commutatorC4×C17C2×C16
FrattiniC4×C8C2×D17
FittingC8×D4×C17C2
socleC22×C17C22⋊C8
prime radicalC2×D4×C17C8
cosocleC4×C8×C17C22
hypercenterC8×D4D17
hypocenterC17D4⋊C16
LCSG ▷ C4×C17 ▷ C2×C17 ▷ C17
UCSC1 ◁ C2×C8 ◁ C4×C8 ◁ C8×D4

110 conjugacy classes of subgroups; only the 53 normal subgroups are shown.

normal subgroups only

This group has 110 conjugacy classes of subgroups — too many to draw. Only its 53 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) = 1088

Polycyclic presentation:

2^7,17|a^2=d,c^2=e,d^2=f,f^2=g,b^a=bc,c^a=ce,h^a=h^16,c^b=ce

Conjugacy classes & character table

376 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD17×D4⋊C16, C2×D4⋊#63214, #16944025, …
maximal normal subgroup ofD17×D4⋊C16, C2×D4⋊#63214, #16944025, …
maximal quotient of#16920973, #16920976, #16920979, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2176, 2465);