Finite Group Databasebeta

D17⋊#423 #14545420

order2176
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD17⋊#423

Splittings

SylowC17 ⋊ C2×#423

Subgroups

subgroupG/H
centerC2×C4C22×#595
commutator, socleC22×C17C23×C4
FrattiniC22C23×#595
FittingC2×C42×C17C4
prime radicalC23×D17C2×C4
cosocleC2×Dic17C24
hypercenterC2×C42#595
hypocenterC17C2×#423
LCSG ▷ C22×C17 ▷ C17
UCSC1 ◁ C2×C4 ◁ C2×C42

576 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 544

Polycyclic presentation:

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

Conjugacy classes & character table

184 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#17950407, #17950416, #17950417, …
maximal normal subgroup of#17950407, #17950416, #17950417, …
maximal quotient ofD17⋊#1566, D17⋊#1567, D17⋊#1568, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2176, 21146);