Finite Group Databasebeta

D1605 #15692017

order3210
automorphismAut(G) order 1361040
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD1605
unambiguous semidirect productC3⋊D535
unambiguous semidirect productC5⋊D321
unambiguous semidirect productC107⋊D15

Splittings

Fitting, socle, derived, HallC3×C5×C107 ⋊ C2
HallC5×C107 ⋊ D3
HallC3×C107 ⋊ D5
SylowC107 ⋊ D15
HallC3×C5 ⋊ D107
SylowC5 ⋊ D321
SylowC3 ⋊ D535

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C5×C107C2
LCSG ▷ C3×C5×C107
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 115
transitive degreeμt(G) = 1605

A minimal faithful permutation representation — 2 generators on 115 points:

(1,2,3)(4,5,6,7,8)(9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115);(2,3)(5,8)(6,7)(10,115)(11,114)(12,113)(13,112)(14,111)(15,110)(16,109)(17,108)(18,107)(19,106)(20,105)(21,104)(22,103)(23,102)(24,101)(25,100)(26,99)(27,98)(28,97)(29,96)(30,95)(31,94)(32,93)(33,92)(34,91)(35,90)(36,89)(37,88)(38,87)(39,86)(40,85)(41,84)(42,83)(43,82)(44,81)(45,80)(46,79)(47,78)(48,77)(49,76)(50,75)(51,74)(52,73)(53,72)(54,71)(55,70)(56,69)(57,68)(58,67)(59,66)(60,65)(61,64)(62,63)

Polycyclic presentation:

2,3,5,107|b^a=b^2,c^a=c^4,d^a=d^106

Conjugacy classes & character table

804 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD8025, C3⋊(C5⋊D535), C5×D1605, …
maximal normal subgroup ofC5×D1605, C7×D1605, C11×D1605
maximal quotient ofD8025, C3⋊(C5⋊D535), C5×D1605, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3210, 8);