Finite Group Databasebeta

D55×C173 #34039829

order19030
automorphism?
homologyAbelianization (H1) = C2×C173 · Schur multiplier (H2) = C1

Aliases

direct productD55×C173
unambiguous semidirect productC5⋊(D11×C173)
unambiguous semidirect productC11⋊(D5×C173)

Splittings

Fitting, socle, HallC5×C11×C173 ⋊ C2
derived, HallC5×C11 ⋊ C2×C173
HallC11×C173 ⋊ D5
HallC5×C173 ⋊ D11
SylowC11 ⋊ D5×C173
SylowC5 ⋊ D11×C173

Subgroups

subgroupG/H
center, hypercenterC173D55
commutator, cosocle, hypocenterC5×C11C2×C173
FrattiniC1G
Fitting, socleC5×C11×C173C2
LCSG ▷ C5×C11
UCSC1 ◁ C173

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9515

Conjugacy classes & character table

5017 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD55×D173, D5×D11×C173, D55⋊D173, …
maximal normal subgroup ofD55×D173, D5×D11×C173, D55⋊D173, …
maximal quotient ofC173×Dic55, C2×D55×C173

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19030, 8);