Finite Group Databasebeta

D1065 #14523809

order2130
isoclinismisoclinic class of D1065
automorphismAut(G) order 596400
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD1065
unambiguous semidirect productC3⋊D355
unambiguous semidirect productC5⋊D213
unambiguous semidirect productC71⋊D15

Splittings

Fitting, socle, derived, HallC3×C5×C71 ⋊ C2
HallC5×C71 ⋊ D3
HallC3×C71 ⋊ D5
SylowC71 ⋊ D15
HallC3×C5 ⋊ D71
SylowC5 ⋊ D213
SylowC3 ⋊ D355

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C5×C71C2
LCSG ▷ C3×C5×C71
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 79
transitive degreeμt(G) = 1065

A minimal faithful permutation representation — 2 generators on 79 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);(2,3)(5,8)(6,7)(10,79)(11,78)(12,77)(13,76)(14,75)(15,74)(16,73)(17,72)(18,71)(19,70)(20,69)(21,68)(22,67)(23,66)(24,65)(25,64)(26,63)(27,62)(28,61)(29,60)(30,59)(31,58)(32,57)(33,56)(34,55)(35,54)(36,53)(37,52)(38,51)(39,50)(40,49)(41,48)(42,47)(43,46)(44,45)

Polycyclic presentation:

2,3,5,71|b^a=b^2,c^a=c^4,d^a=d^70

Conjugacy classes & character table

534 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD15×D71, D5×D213, D3×D355, …
maximal normal subgroup ofD15×D71, D5×D213, D3×D355, …
maximal quotient ofDic1065, C2×D1065, C7×D1065, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2130, 9);