Finite Group Databasebeta
Cayley diagram

D243 #92156

order486
isoclinismisoclinic class of D243
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD243
unambiguous semidirect productC243⋊C2

Splittings

Fitting, derived, SylowC243 ⋊ C2

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC243C2
FrattiniC81D3
socleC3D81
LCSG ▷ C243
UCSC1

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 243
transitive degreeμt(G) = 243

A minimal faithful permutation representation — 2 generators on 243 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);(2,243)(3,242)(4,241)(5,240)(6,239)(7,238)(8,237)(9,236)(10,235)(11,234)(12,233)(13,232)(14,231)(15,230)(16,229)(17,228)(18,227)(19,226)(20,225)(21,224)(22,223)(23,222)(24,221)(25,220)(26,219)(27,218)(28,217)(29,216)(30,215)(31,214)(32,213)(33,212)(34,211)(35,210)(36,209)(37,208)(38,207)(39,206)(40,205)(41,204)(42,203)(43,202)(44,201)(45,200)(46,199)(47,198)(48,197)(49,196)(50,195)(51,194)(52,193)(53,192)(54,191)(55,190)(56,189)(57,188)(58,187)(59,186)(60,185)(61,184)(62,183)(63,182)(64,181)(65,180)(66,179)(67,178)(68,177)(69,176)(70,175)(71,174)(72,173)(73,172)(74,171)(75,170)(76,169)(77,168)(78,167)(79,166)(80,165)(81,164)(82,163)(83,162)(84,161)(85,160)(86,159)(87,158)(88,157)(89,156)(90,155)(91,154)(92,153)(93,152)(94,151)(95,150)(96,149)(97,148)(98,147)(99,146)(100,145)(101,144)(102,143)(103,142)(104,141)(105,140)(106,139)(107,138)(108,137)(109,136)(110,135)(111,134)(112,133)(113,132)(114,131)(115,130)(116,129)(117,128)(118,127)(119,126)(120,125)(121,124)(122,123)

Polycyclic presentation:

2,3^5|b^3=c^2d,c^3=d^2e,d^3=e^2f,e^3=f^2,b^a=b^2c,c^a=c^2d,d^a=d^2e,e^a=e^2f,f^a=f^2

Conjugacy classes & character table

123 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×D243, D729, C3×D243, …
maximal normal subgroup ofC2×D243, C3×D243, D243⋊C3
maximal quotient ofDic243, C2×D243, D729, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(486, 1);