Finite Group Databasebeta

C2×D6897 #42119942

order27588
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD13794
direct productC2×D6897
unambiguous semidirect product(C2×C3)⋊D2299
unambiguous semidirect product(C2×C19)⋊D363
unambiguous semidirect product(C2×C121)⋊D57

Splittings

FittingC2×C3×C19×C121 ⋊ C2
derived, HallC3×C19×C121 ⋊ C22
HallC19×C121 ⋊ C2×D3
HallC3×C121 ⋊ C2×D19
SylowC121 ⋊ C2×D57
HallC3×C19 ⋊ C2×D121
SylowC19 ⋊ C2×D363
SylowC3 ⋊ C2×D2299

Subgroups

subgroupG/H
center, hypercenterC2D6897
commutator, cosocle, hypocenterC3×C19×C121C22
FrattiniC11C2×D627
FittingC2×C3×C19×C121C2
socleC2×C3×C11×C19D11
LCSG ▷ C3×C19×C121
UCSC1 ◁ C2

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 145
transitive degreeμt(G) = 13794

A minimal faithful permutation representation — 2 generators on 145 points:

(1,2)(3,4,5)(6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126)(127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145);(4,5)(7,126)(8,125)(9,124)(10,123)(11,122)(12,121)(13,120)(14,119)(15,118)(16,117)(17,116)(18,115)(19,114)(20,113)(21,112)(22,111)(23,110)(24,109)(25,108)(26,107)(27,106)(28,105)(29,104)(30,103)(31,102)(32,101)(33,100)(34,99)(35,98)(36,97)(37,96)(38,95)(39,94)(40,93)(41,92)(42,91)(43,90)(44,89)(45,88)(46,87)(47,86)(48,85)(49,84)(50,83)(51,82)(52,81)(53,80)(54,79)(55,78)(56,77)(57,76)(58,75)(59,74)(60,73)(61,72)(62,71)(63,70)(64,69)(65,68)(66,67)(128,145)(129,144)(130,143)(131,142)(132,141)(133,140)(134,139)(135,138)(136,137)

Conjugacy classes & character table

6900 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD27588
maximal normal subgroup ofD27588
maximal quotient ofDic13794, D27588

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(27588, 34);