Finite Group Databasebeta

Dic4815 #34064077

order19260
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic4815
unambiguous semidirect productC9⋊Dic535
unambiguous semidirect productC107⋊Dic45

Splittings

derived, HallC5×C9×C107 ⋊ C4
HallC9×C107 ⋊ Dic5
HallC5×C107 ⋊ Dic9
SylowC107 ⋊ Dic45
HallC5×C9 ⋊ Dic107
SylowC9 ⋊ Dic535
SylowC5 ⋊ Dic963

Subgroups

subgroupG/H
center, hypercenterC2D4815
commutator, hypocenterC5×C9×C107C4
FrattiniC2×C3D1605
Fitting, cosocleC2×C5×C9×C107C2
socle, prime radicalC2×C3×C5×C107D3
LCSG ▷ C5×C9×C107
UCSC1 ◁ C2

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 125
transitive degreeμt(G) = 19260

A minimal faithful permutation representation — 2 generators on 125 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);(1,3,2,4)(6,13)(7,12)(8,11)(9,10)(15,18)(16,17)(20,125)(21,124)(22,123)(23,122)(24,121)(25,120)(26,119)(27,118)(28,117)(29,116)(30,115)(31,114)(32,113)(33,112)(34,111)(35,110)(36,109)(37,108)(38,107)(39,106)(40,105)(41,104)(42,103)(43,102)(44,101)(45,100)(46,99)(47,98)(48,97)(49,96)(50,95)(51,94)(52,93)(53,92)(54,91)(55,90)(56,89)(57,88)(58,87)(59,86)(60,85)(61,84)(62,83)(63,82)(64,81)(65,80)(66,79)(67,78)(68,77)(69,76)(70,75)(71,74)(72,73)

Polycyclic presentation:

2,3,5,107,2,3|a^2=e,b^3=f^2,b^a=b^2f,c^a=c^4,d^a=d^106,f^a=f^2

Conjugacy classes & character table

4818 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofDic9630, Dic14445
maximal normal subgroup ofDic9630
maximal quotient ofDic14445

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19260, 8);