Finite Group Databasebeta

D5439 #24925932

order10878
automorphismAut(G) order 16447536
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD5439
unambiguous semidirect productC3⋊D1813
unambiguous semidirect productC37⋊D147
unambiguous semidirect productC49⋊D111

Splittings

Fitting, derived, HallC3×C37×C49 ⋊ C2
HallC37×C49 ⋊ D3
HallC3×C49 ⋊ D37
HallC3×C37 ⋊ D49
SylowC49 ⋊ D111
SylowC37 ⋊ D147
SylowC3 ⋊ D1813

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC3×C37×C49C2
FrattiniC7D777
socleC3×C7×C37D7
LCSG ▷ C3×C37×C49
UCSC1

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 89
transitive degreeμt(G) = 5439

A minimal faithful permutation representation — 2 generators on 89 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);(2,3)(5,52)(6,51)(7,50)(8,49)(9,48)(10,47)(11,46)(12,45)(13,44)(14,43)(15,42)(16,41)(17,40)(18,39)(19,38)(20,37)(21,36)(22,35)(23,34)(24,33)(25,32)(26,31)(27,30)(28,29)(54,89)(55,88)(56,87)(57,86)(58,85)(59,84)(60,83)(61,82)(62,81)(63,80)(64,79)(65,78)(66,77)(67,76)(68,75)(69,74)(70,73)(71,72)

Polycyclic presentation:

2,3,7,37,7|c^7=e^6,b^a=b^2,c^a=c^6e,d^a=d^36,e^a=e^6

Conjugacy classes & character table

2721 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD37×D147, D49×D111, D3×D1813, …
maximal normal subgroup ofD37×D147, D49×D111, D3×D1813, …
maximal quotient ofDic5439, C2×D5439, D16317, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(10878, 24);