Finite Group Databasebeta

C2×D6747 #41008795

order26988
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD13494
direct productC2×D6747
unambiguous semidirect product(C2×C3)⋊D2249
unambiguous semidirect product(C2×C13)⋊D519
unambiguous semidirect product(C2×C173)⋊D39

Splittings

Fitting, socleC2×C3×C13×C173 ⋊ C2
derived, HallC3×C13×C173 ⋊ C22
HallC13×C173 ⋊ C2×D3
HallC3×C173 ⋊ C2×D13
SylowC173 ⋊ C2×D39
HallC3×C13 ⋊ C2×D173
SylowC13 ⋊ C2×D519
SylowC3 ⋊ C2×D2249

Subgroups

subgroupG/H
center, hypercenterC2D6747
commutator, cosocle, hypocenterC3×C13×C173C22
FrattiniC1G
Fitting, socleC2×C3×C13×C173C2
LCSG ▷ C3×C13×C173
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 191
transitive degreeμt(G) = 13494

A minimal faithful permutation representation — 2 generators on 191 points:

(1,2)(3,4,5)(6,7,8,9,10,11,12,13,14,15,16,17,18)(19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191);(4,5)(7,18)(8,17)(9,16)(10,15)(11,14)(12,13)(20,191)(21,190)(22,189)(23,188)(24,187)(25,186)(26,185)(27,184)(28,183)(29,182)(30,181)(31,180)(32,179)(33,178)(34,177)(35,176)(36,175)(37,174)(38,173)(39,172)(40,171)(41,170)(42,169)(43,168)(44,167)(45,166)(46,165)(47,164)(48,163)(49,162)(50,161)(51,160)(52,159)(53,158)(54,157)(55,156)(56,155)(57,154)(58,153)(59,152)(60,151)(61,150)(62,149)(63,148)(64,147)(65,146)(66,145)(67,144)(68,143)(69,142)(70,141)(71,140)(72,139)(73,138)(74,137)(75,136)(76,135)(77,134)(78,133)(79,132)(80,131)(81,130)(82,129)(83,128)(84,127)(85,126)(86,125)(87,124)(88,123)(89,122)(90,121)(91,120)(92,119)(93,118)(94,117)(95,116)(96,115)(97,114)(98,113)(99,112)(100,111)(101,110)(102,109)(103,108)(104,107)(105,106)

Conjugacy classes & character table

6750 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD26988
maximal normal subgroup ofD26988
maximal quotient ofDic13494, D26988

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26988, 52);