Finite Group Databasebeta

C2×D4687 #34035576

order18748
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD9374
direct productC2×D4687
unambiguous semidirect product(C2×C43)⋊D109
unambiguous semidirect product(C2×C109)⋊D43

Splittings

Fitting, socleC2×C43×C109 ⋊ C2
derived, HallC43×C109 ⋊ C22
SylowC109 ⋊ C2×D43
SylowC43 ⋊ C2×D109

Subgroups

subgroupG/H
center, hypercenterC2D4687
commutator, cosocle, hypocenterC43×C109C22
FrattiniC1G
Fitting, socleC2×C43×C109C2
LCSG ▷ C43×C109
UCSC1 ◁ C2

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 154
transitive degreeμt(G) = 9374

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

Conjugacy classes & character table

4690 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD18748, C2×D14061
maximal normal subgroup ofD18748
maximal quotient ofDic9374, D18748, C2×D14061

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18748, 9);