Finite Group Databasebeta

C2×D8631 #46828591

order34524
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD17262
direct productC2×D8631
unambiguous semidirect product(C2×C7)⋊D1233
unambiguous semidirect product(C2×C9)⋊D959
unambiguous semidirect product(C2×C137)⋊D63

Splittings

FittingC2×C7×C9×C137 ⋊ C2
derived, HallC7×C9×C137 ⋊ C22
HallC9×C137 ⋊ C2×D7
HallC7×C137 ⋊ C2×D9
SylowC137 ⋊ C2×D63
HallC7×C9 ⋊ C2×D137
SylowC9 ⋊ C2×D959
SylowC7 ⋊ C2×D1233

Subgroups

subgroupG/H
center, hypercenterC2D8631
commutator, cosocle, hypocenterC7×C9×C137C22
FrattiniC3C2×D2877
FittingC2×C7×C9×C137C2
socleC2×C3×C7×C137D3
LCSG ▷ C7×C9×C137
UCSC1 ◁ C2

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 155
transitive degreeμt(G) = 17262

A minimal faithful permutation representation — 2 generators on 155 points:

(1,2)(3,4,5,6,7,8,9,10,11)(12,13,14,15,16,17,18)(19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155);(4,11)(5,10)(6,9)(7,8)(13,18)(14,17)(15,16)(20,155)(21,154)(22,153)(23,152)(24,151)(25,150)(26,149)(27,148)(28,147)(29,146)(30,145)(31,144)(32,143)(33,142)(34,141)(35,140)(36,139)(37,138)(38,137)(39,136)(40,135)(41,134)(42,133)(43,132)(44,131)(45,130)(46,129)(47,128)(48,127)(49,126)(50,125)(51,124)(52,123)(53,122)(54,121)(55,120)(56,119)(57,118)(58,117)(59,116)(60,115)(61,114)(62,113)(63,112)(64,111)(65,110)(66,109)(67,108)(68,107)(69,106)(70,105)(71,104)(72,103)(73,102)(74,101)(75,100)(76,99)(77,98)(78,97)(79,96)(80,95)(81,94)(82,93)(83,92)(84,91)(85,90)(86,89)(87,88)

Conjugacy classes & character table

8634 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(34524, 34);