Finite Group Databasebeta

D801 #13107933

order1602
isoclinismisoclinic class of D801
automorphismAut(G) order 422928
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD801
unambiguous semidirect productC9⋊D89
unambiguous semidirect productC89⋊D9

Splittings

Fitting, derived, HallC9×C89 ⋊ C2
SylowC89 ⋊ D9
SylowC9 ⋊ D89

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC9×C89C2
FrattiniC3D267
socleC3×C89D3
LCSG ▷ C9×C89
UCSC1

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 98
transitive degreeμt(G) = 801

A minimal faithful permutation representation — 2 generators on 98 points:

(1,2,3,4,5,6,7,8,9)(10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98);(2,9)(3,8)(4,7)(5,6)(11,98)(12,97)(13,96)(14,95)(15,94)(16,93)(17,92)(18,91)(19,90)(20,89)(21,88)(22,87)(23,86)(24,85)(25,84)(26,83)(27,82)(28,81)(29,80)(30,79)(31,78)(32,77)(33,76)(34,75)(35,74)(36,73)(37,72)(38,71)(39,70)(40,69)(41,68)(42,67)(43,66)(44,65)(45,64)(46,63)(47,62)(48,61)(49,60)(50,59)(51,58)(52,57)(53,56)(54,55)

Polycyclic presentation:

2,3,89,3|b^3=d^2,b^a=b^2d,c^a=c^88,d^a=d^2

Conjugacy classes & character table

402 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD9×D89, C2×D801, C7×D801, …
maximal normal subgroup ofD9×D89, C2×D801, C7×D801, …
maximal quotient ofDic801, C2×D801, C7×D801, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1602, 3);