Finite Group Databasebeta

D1035 #14523393

order2070
isoclinismisoclinic class of D1035
automorphismAut(G) order 546480
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD1035
unambiguous semidirect productC5⋊D207
unambiguous semidirect productC9⋊D115
unambiguous semidirect productC23⋊D45

Splittings

Fitting, derived, HallC5×C9×C23 ⋊ C2
HallC9×C23 ⋊ D5
HallC5×C23 ⋊ D9
HallC5×C9 ⋊ D23
SylowC23 ⋊ D45
SylowC9 ⋊ D115
SylowC5 ⋊ D207

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC5×C9×C23C2
FrattiniC3D345
socleC3×C5×C23D3
LCSG ▷ C5×C9×C23
UCSC1

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 37
transitive degreeμt(G) = 1035

A minimal faithful permutation representation — 2 generators on 37 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);(2,9)(3,8)(4,7)(5,6)(11,14)(12,13)(16,37)(17,36)(18,35)(19,34)(20,33)(21,32)(22,31)(23,30)(24,29)(25,28)(26,27)

Polycyclic presentation:

2,3,5,23,3|b^3=e^2,b^a=b^2e,c^a=c^4,d^a=d^22,e^a=e^2

Conjugacy classes & character table

519 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD23×D45, D5×D207, D9×D115, …
maximal normal subgroup ofD23×D45, D5×D207, D9×D115, …
maximal quotient ofDic1035, C2×D1035, C7×D1035, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2070, 8);