Finite Group Databasebeta

C2×D4815 #34064091

order19260
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD9630
direct productC2×D4815
unambiguous semidirect product(C2×C5)⋊D963
unambiguous semidirect product(C2×C9)⋊D535
unambiguous semidirect product(C2×C107)⋊D45

Splittings

FittingC2×C5×C9×C107 ⋊ C2
derived, HallC5×C9×C107 ⋊ C22
HallC9×C107 ⋊ C2×D5
HallC5×C107 ⋊ C2×D9
SylowC107 ⋊ C2×D45
HallC5×C9 ⋊ C2×D107
SylowC9 ⋊ C2×D535
SylowC5 ⋊ C2×D963

Subgroups

subgroupG/H
center, hypercenterC2D4815
commutator, cosocle, hypocenterC5×C9×C107C22
FrattiniC3C2×D1605
FittingC2×C5×C9×C107C2
socleC2×C3×C5×C107D3
LCSG ▷ C5×C9×C107
UCSC1 ◁ C2

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 123
transitive degreeμt(G) = 9630

A minimal faithful permutation representation — 2 generators on 123 points:

(1,2)(3,4,5,6,7,8,9,10,11)(12,13,14,15,16)(17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123);(4,11)(5,10)(6,9)(7,8)(13,16)(14,15)(18,123)(19,122)(20,121)(21,120)(22,119)(23,118)(24,117)(25,116)(26,115)(27,114)(28,113)(29,112)(30,111)(31,110)(32,109)(33,108)(34,107)(35,106)(36,105)(37,104)(38,103)(39,102)(40,101)(41,100)(42,99)(43,98)(44,97)(45,96)(46,95)(47,94)(48,93)(49,92)(50,91)(51,90)(52,89)(53,88)(54,87)(55,86)(56,85)(57,84)(58,83)(59,82)(60,81)(61,80)(62,79)(63,78)(64,77)(65,76)(66,75)(67,74)(68,73)(69,72)(70,71)

Conjugacy classes & character table

4818 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD19260, C2×D14445
maximal normal subgroup ofD19260
maximal quotient ofDic9630, D19260, C2×D14445

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19260, 22);