Finite Group Databasebeta

D6477 #27188346

order12954
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD6477
unambiguous semidirect productC3⋊D2159
unambiguous semidirect productC17⋊D381
unambiguous semidirect productC127⋊D51

Splittings

Fitting, socle, derived, HallC3×C17×C127 ⋊ C2
HallC17×C127 ⋊ D3
HallC3×C127 ⋊ D17
SylowC127 ⋊ D51
HallC3×C17 ⋊ D127
SylowC17 ⋊ D381
SylowC3 ⋊ D2159

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C17×C127C2
LCSG ▷ C3×C17×C127
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 147
transitive degreeμt(G) = 6477

A minimal faithful permutation representation — 2 generators on 147 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);(2,3)(5,20)(6,19)(7,18)(8,17)(9,16)(10,15)(11,14)(12,13)(22,147)(23,146)(24,145)(25,144)(26,143)(27,142)(28,141)(29,140)(30,139)(31,138)(32,137)(33,136)(34,135)(35,134)(36,133)(37,132)(38,131)(39,130)(40,129)(41,128)(42,127)(43,126)(44,125)(45,124)(46,123)(47,122)(48,121)(49,120)(50,119)(51,118)(52,117)(53,116)(54,115)(55,114)(56,113)(57,112)(58,111)(59,110)(60,109)(61,108)(62,107)(63,106)(64,105)(65,104)(66,103)(67,102)(68,101)(69,100)(70,99)(71,98)(72,97)(73,96)(74,95)(75,94)(76,93)(77,92)(78,91)(79,90)(80,89)(81,88)(82,87)(83,86)(84,85)

Polycyclic presentation:

2,3,17,127|b^a=b^2,c^a=c^16,d^a=d^126

Conjugacy classes & character table

3240 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD51×D127, D17×D381, D3×D2159, …
maximal normal subgroup ofD51×D127, D17×D381, D3×D2159, …
maximal quotient ofDic6477, C2×D6477

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12954, 9);