Finite Group Databasebeta

D17⋊#433 #14545458

order2176
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C23×C4

Aliases

unambiguous semidirect productD17⋊#433

Splittings

SylowC17 ⋊ C2×#433

Subgroups

subgroupG/H
centerC2×C4C22×#595
commutator, socleC22×C17C23×C4
FrattiniC22C23×#595
FittingC17×#117C4
prime radicalC23×D17C2×C4
cosocleC2×Dic17C24
hypercenter#117#595
hypocenterC17C2×#433
LCSG ▷ C22×C17 ▷ C17
UCSC1 ◁ C2×C4 ◁ #117

412 conjugacy classes of subgroups; only the 162 normal subgroups are shown.

normal subgroups only

This group has 412 conjugacy classes of subgroups — too many to draw. Only its 162 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) = 544

Polycyclic presentation:

2^7,17|a^2=f,c^2=e,f^2=g,b^a=be,h^a=h^13,c^b=cg,h^d=h^16,h^f=h^16

Conjugacy classes & character table

136 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#433×#595, #17968646, #17968659, …
maximal normal subgroup of#433×#595, #17968646, #17968659, …
maximal quotient of#17968246, #17968276, #17968492, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2176, 21184);