Finite Group Databasebeta

D1665 #16809672

order3330
automorphismAut(G) order 1438560
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD1665
unambiguous semidirect productC5⋊D333
unambiguous semidirect productC9⋊D185
unambiguous semidirect productC37⋊D45

Splittings

Fitting, derived, HallC5×C9×C37 ⋊ C2
HallC9×C37 ⋊ D5
HallC5×C37 ⋊ D9
HallC5×C9 ⋊ D37
SylowC37 ⋊ D45
SylowC9 ⋊ D185
SylowC5 ⋊ D333

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC5×C9×C37C2
FrattiniC3D555
socleC3×C5×C37D3
LCSG ▷ C5×C9×C37
UCSC1

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 51
transitive degreeμt(G) = 1665

A minimal faithful permutation representation — 2 generators on 51 points:

(1,2,3,4,5,6,7,8,9)(10,11,12,13,14)(15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51);(2,9)(3,8)(4,7)(5,6)(11,14)(12,13)(16,51)(17,50)(18,49)(19,48)(20,47)(21,46)(22,45)(23,44)(24,43)(25,42)(26,41)(27,40)(28,39)(29,38)(30,37)(31,36)(32,35)(33,34)

Polycyclic presentation:

2,3,5,37,3|b^3=e^2,b^a=b^2e,c^a=c^4,d^a=d^36,e^a=e^2

Conjugacy classes & character table

834 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD8325, C5×D1665, C5⋊D1665, …
maximal normal subgroup ofC5×D1665, C7×D1665, C11×D1665
maximal quotient ofD8325, C5×D1665, C5⋊D1665, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3330, 12);