Finite Group Databasebeta

D17⋊#436 #14545497

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

Aliases

unambiguous semidirect productD17⋊#436

Splittings

SylowC17 ⋊ C2×#436

Subgroups

subgroupG/H
centerC2×C4C22×#595
commutator, socleC22×C17C23×C4
FrattiniC22C23×#595
FittingC4×D4×C17C4
prime radicalC2×D4×D17C4
cosocleC2×Dic17C24
hypercenterC4×D4#595
hypocenterC17C2×#436
LCSG ▷ C22×C17 ▷ C17
UCSC1 ◁ C2×C4 ◁ C4×D4

552 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 544

Polycyclic presentation:

2^7,17|a^2=f,c^2=f,f^2=g,b^a=be,c^a=cg,h^a=h^4,c^b=cg,h^c=h^13,h^d=h^16,h^f=h^16

Conjugacy classes & character table

136 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#17952013, #17952021, #17952029, …
maximal normal subgroup of#17952013, #17952021, #17952029, …
maximal quotient ofD17⋊#1589, D17⋊#1590, D17⋊#1591, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2176, 21223);