Finite Group Databasebeta

D6441 #27166265

order12882
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD6441
unambiguous semidirect productC3⋊D2147
unambiguous semidirect productC19⋊D339
unambiguous semidirect productC113⋊D57

Splittings

Fitting, socle, derived, HallC3×C19×C113 ⋊ C2
HallC19×C113 ⋊ D3
HallC3×C113 ⋊ D19
SylowC113 ⋊ D57
HallC3×C19 ⋊ D113
SylowC19 ⋊ D339
SylowC3 ⋊ D2147

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C19×C113C2
LCSG ▷ C3×C19×C113
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 135
transitive degreeμt(G) = 6441

A minimal faithful permutation representation — 2 generators on 135 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);(2,3)(5,22)(6,21)(7,20)(8,19)(9,18)(10,17)(11,16)(12,15)(13,14)(24,135)(25,134)(26,133)(27,132)(28,131)(29,130)(30,129)(31,128)(32,127)(33,126)(34,125)(35,124)(36,123)(37,122)(38,121)(39,120)(40,119)(41,118)(42,117)(43,116)(44,115)(45,114)(46,113)(47,112)(48,111)(49,110)(50,109)(51,108)(52,107)(53,106)(54,105)(55,104)(56,103)(57,102)(58,101)(59,100)(60,99)(61,98)(62,97)(63,96)(64,95)(65,94)(66,93)(67,92)(68,91)(69,90)(70,89)(71,88)(72,87)(73,86)(74,85)(75,84)(76,83)(77,82)(78,81)(79,80)

Polycyclic presentation:

2,3,19,113|b^a=b^2,c^a=c^18,d^a=d^112

Conjugacy classes & character table

3222 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD57×D113, D19×D339, D3×D2147, …
maximal normal subgroup ofD57×D113, D19×D339, D3×D2147, …
maximal quotient ofDic6441, C2×D6441, D19323, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12882, 9);