Finite Group Databasebeta

C2×D5055 #34118697

order20220
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD10110
direct productC2×D5055
unambiguous semidirect product(C2×C3)⋊D1685
unambiguous semidirect product(C2×C5)⋊D1011
unambiguous semidirect product(C2×C337)⋊D15

Splittings

Fitting, socleC2×C3×C5×C337 ⋊ C2
derived, HallC3×C5×C337 ⋊ C22
HallC5×C337 ⋊ C2×D3
HallC3×C337 ⋊ C2×D5
SylowC337 ⋊ C2×D15
HallC3×C5 ⋊ C2×D337
SylowC5 ⋊ C2×D1011
SylowC3 ⋊ C2×D1685

Subgroups

subgroupG/H
center, hypercenterC2D5055
commutator, cosocle, hypocenterC3×C5×C337C22
FrattiniC1G
Fitting, socleC2×C3×C5×C337C2
LCSG ▷ C3×C5×C337
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 347
transitive degreeμt(G) = 10110

A minimal faithful permutation representation — 2 generators on 347 points:

(1,2)(3,4,5)(6,7,8,9,10)(11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322,323,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339,340,341,342,343,344,345,346,347);(4,5)(7,10)(8,9)(12,347)(13,346)(14,345)(15,344)(16,343)(17,342)(18,341)(19,340)(20,339)(21,338)(22,337)(23,336)(24,335)(25,334)(26,333)(27,332)(28,331)(29,330)(30,329)(31,328)(32,327)(33,326)(34,325)(35,324)(36,323)(37,322)(38,321)(39,320)(40,319)(41,318)(42,317)(43,316)(44,315)(45,314)(46,313)(47,312)(48,311)(49,310)(50,309)(51,308)(52,307)(53,306)(54,305)(55,304)(56,303)(57,302)(58,301)(59,300)(60,299)(61,298)(62,297)(63,296)(64,295)(65,294)(66,293)(67,292)(68,291)(69,290)(70,289)(71,288)(72,287)(73,286)(74,285)(75,284)(76,283)(77,282)(78,281)(79,280)(80,279)(81,278)(82,277)(83,276)(84,275)(85,274)(86,273)(87,272)(88,271)(89,270)(90,269)(91,268)(92,267)(93,266)(94,265)(95,264)(96,263)(97,262)(98,261)(99,260)(100,259)(101,258)(102,257)(103,256)(104,255)(105,254)(106,253)(107,252)(108,251)(109,250)(110,249)(111,248)(112,247)(113,246)(114,245)(115,244)(116,243)(117,242)(118,241)(119,240)(120,239)(121,238)(122,237)(123,236)(124,235)(125,234)(126,233)(127,232)(128,231)(129,230)(130,229)(131,228)(132,227)(133,226)(134,225)(135,224)(136,223)(137,222)(138,221)(139,220)(140,219)(141,218)(142,217)(143,216)(144,215)(145,214)(146,213)(147,212)(148,211)(149,210)(150,209)(151,208)(152,207)(153,206)(154,205)(155,204)(156,203)(157,202)(158,201)(159,200)(160,199)(161,198)(162,197)(163,196)(164,195)(165,194)(166,193)(167,192)(168,191)(169,190)(170,189)(171,188)(172,187)(173,186)(174,185)(175,184)(176,183)(177,182)(178,181)(179,180)

Conjugacy classes & character table

5058 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD20220, C2×D15165
maximal normal subgroup ofD20220
maximal quotient ofDic10110, D20220, C2×D15165

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20220, 52);