Finite Group Databasebeta

D17⋊#443 #14545550

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

Aliases

unambiguous semidirect productD17⋊#443

Splittings

FittingC17×#135 ⋊ C4
SylowC17 ⋊ C2×#443

Subgroups

subgroupG/H
centerC4D4×#595
commutatorC4×C17C23×C4
FrattiniC4C23×#595
FittingC17×#135C4
socleC2×C17C2×C4×D4
prime radical#135×D17C2
cosocleC4×D17C24
hypercenter#135#595
hypocenterC17C2×#443
LCSG ▷ C4×C17 ▷ C2×C17 ▷ C17
UCSC1 ◁ C4 ◁ C2×C4 ◁ #135

472 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 272

Polycyclic presentation:

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

Conjugacy classes & character table

112 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#17960913, #17960917, #17960932, …
maximal normal subgroup of#17960913, #17960917, #17960932, …
maximal quotient ofD8×#63242, SD16×#63242, Q16×#63242, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2176, 21276);