Finite Group Databasebeta

Dic6867 #42117331

order27468
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic6867
unambiguous semidirect productC7⋊Dic981
unambiguous semidirect productC9⋊Dic763

Splittings

derived, HallC7×C9×C109 ⋊ C4
HallC9×C109 ⋊ Dic7
HallC7×C109 ⋊ Dic9
SylowC109 ⋊ Dic63
HallC7×C9 ⋊ Dic109
SylowC9 ⋊ Dic763
SylowC7 ⋊ Dic981

Subgroups

subgroupG/H
center, hypercenterC2D6867
commutator, hypocenterC7×C9×C109C4
FrattiniC2×C3D2289
Fitting, cosocleC2×C7×C9×C109C2
socle, prime radicalC2×C3×C7×C109D3
LCSG ▷ C7×C9×C109
UCSC1 ◁ C2

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 129
transitive degreeμt(G) = 27468

A minimal faithful permutation representation — 2 generators on 129 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);(1,3,2,4)(6,13)(7,12)(8,11)(9,10)(15,20)(16,19)(17,18)(22,129)(23,128)(24,127)(25,126)(26,125)(27,124)(28,123)(29,122)(30,121)(31,120)(32,119)(33,118)(34,117)(35,116)(36,115)(37,114)(38,113)(39,112)(40,111)(41,110)(42,109)(43,108)(44,107)(45,106)(46,105)(47,104)(48,103)(49,102)(50,101)(51,100)(52,99)(53,98)(54,97)(55,96)(56,95)(57,94)(58,93)(59,92)(60,91)(61,90)(62,89)(63,88)(64,87)(65,86)(66,85)(67,84)(68,83)(69,82)(70,81)(71,80)(72,79)(73,78)(74,77)(75,76)

Polycyclic presentation:

2,3,7,109,2,3|a^2=e,b^3=f^2,b^a=b^2f,c^a=c^6,d^a=d^108,f^a=f^2

Conjugacy classes & character table

6870 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofDic13734
maximal normal subgroup ofDic13734

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(27468, 12);