Finite Group Databasebeta

C2×D4137 #30658463

order16548
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD8274
direct productC2×D4137
unambiguous semidirect product(C2×C3)⋊D1379
unambiguous semidirect product(C2×C7)⋊D591
unambiguous semidirect product(C2×C197)⋊D21

Splittings

Fitting, socleC2×C3×C7×C197 ⋊ C2
derived, HallC3×C7×C197 ⋊ C22
HallC7×C197 ⋊ C2×D3
HallC3×C197 ⋊ C2×D7
SylowC197 ⋊ C2×D21
HallC3×C7 ⋊ C2×D197
SylowC7 ⋊ C2×D591
SylowC3 ⋊ C2×D1379

Subgroups

subgroupG/H
center, hypercenterC2D4137
commutator, cosocle, hypocenterC3×C7×C197C22
FrattiniC1G
Fitting, socleC2×C3×C7×C197C2
LCSG ▷ C3×C7×C197
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 209
transitive degreeμt(G) = 8274

A minimal faithful permutation representation — 2 generators on 209 points:

(1,2)(3,4,5)(6,7,8,9,10,11,12)(13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209);(4,5)(7,12)(8,11)(9,10)(14,209)(15,208)(16,207)(17,206)(18,205)(19,204)(20,203)(21,202)(22,201)(23,200)(24,199)(25,198)(26,197)(27,196)(28,195)(29,194)(30,193)(31,192)(32,191)(33,190)(34,189)(35,188)(36,187)(37,186)(38,185)(39,184)(40,183)(41,182)(42,181)(43,180)(44,179)(45,178)(46,177)(47,176)(48,175)(49,174)(50,173)(51,172)(52,171)(53,170)(54,169)(55,168)(56,167)(57,166)(58,165)(59,164)(60,163)(61,162)(62,161)(63,160)(64,159)(65,158)(66,157)(67,156)(68,155)(69,154)(70,153)(71,152)(72,151)(73,150)(74,149)(75,148)(76,147)(77,146)(78,145)(79,144)(80,143)(81,142)(82,141)(83,140)(84,139)(85,138)(86,137)(87,136)(88,135)(89,134)(90,133)(91,132)(92,131)(93,130)(94,129)(95,128)(96,127)(97,126)(98,125)(99,124)(100,123)(101,122)(102,121)(103,120)(104,119)(105,118)(106,117)(107,116)(108,115)(109,114)(110,113)(111,112)

Conjugacy classes & character table

4140 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD16548
maximal normal subgroup ofD16548
maximal quotient ofDic8274, D16548

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16548, 46);