Finite Group Databasebeta

D17⋊#2155 #17978427

order4352
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD17⋊#2155

Splittings

FittingC2×C17×M32 ⋊ C4
SylowC17 ⋊ C2×#2155

Subgroups

subgroupG/H
centerC4C2×#10587533
commutatorC8×C17C23×C4
FrattiniC8C23×#595
FittingC2×C17×M32C4
socleC2×C17C22×#106
prime radicalC23×D17SD16
cosocleC8×D17C24
hypercenterC2×M32#595
hypocenterC17C2×#2155
LCSG ▷ C8×C17 ▷ C4×C17 ▷ C2×C17 ▷ C17
UCSC1 ◁ C4 ◁ C22×C4 ◁ C22×C8 ◁ C2×M32

658 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 544

Polycyclic presentation:

2^8,17|a^2=f,b^2=e,c^2=h,e^2=g,g^2=h,b^a=be,e^a=eg,g^a=gh,i^a=i^13,f^b=fh,i^d=i^16,i^f=i^16

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4352, 1113671);