Finite Group Databasebeta

D4⋊#63241 #14545826

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

Aliases

unambiguous semidirect productD4⋊#63241

Splittings

SylowC17 ⋊ D4⋊C16

Subgroups

subgroupG/H
centerC22C22⋊#3633
commutatorC4×C17C2×C16
FrattiniC2×C4C2×#3633
Fitting, prime radicalC2×D4×C17C8
socleC22×C17C22⋊C8
cosocleC4×#3624C22
hypercenterC2×D4#3633
hypocenterC17D4⋊C16
LCSG ▷ C4×C17 ▷ C2×C17 ▷ C17
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D4

110 conjugacy classes of subgroups; only the 39 normal subgroups are shown.

normal subgroups only

This group has 110 conjugacy classes of subgroups — too many to draw. Only its 39 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^9,c^b=ce,h^d=h^13,h^f=h^16

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×D4⋊#63241, #17982037, #17982039, …
maximal normal subgroup ofC2×D4⋊#63241, #17982037, #17982039, …
maximal quotient of#17981121, #17981123, #17981125, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2176, 21552);