Finite Group Databasebeta

D55⋊D17 #16836693

order3740
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD55⋊D17
unambiguous semidirect productD85⋊D11
unambiguous semidirect productD187⋊D5

Splittings

Fitting, socle, derived, HallC5×C11×C17 ⋊ C22
HallC11×C17 ⋊ C2×D5
HallC5×C17 ⋊ C2×D11
HallC5×C11 ⋊ C2×D17
SylowC17 ⋊ D5×D11
SylowC11 ⋊ D5×D17
SylowC5 ⋊ D11×D17

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC5×C11×C17C22
LCSG ▷ C5×C11×C17
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 33
transitive degreeμt(G) = 935

Polycyclic presentation:

2^2,5,11,17|d^a=d^10,e^a=e^16,c^b=c^4,d^b=d^10

Conjugacy classes & character table

260 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC3×D55⋊D17, D187⋊D15, D85⋊D33, …
maximal normal subgroup ofC3×D55⋊D17, D85⋊AGL(1,𝔽11), C5×D55⋊D17, …
maximal quotient ofC3×D55⋊D17, D187⋊D15, D85⋊D33, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3740, 39);