Finite Group Databasebeta

D6225 #27159482

order12450
automorphismAut(G) order 20418000
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD6225
unambiguous semidirect productC3⋊D2075
unambiguous semidirect productC25⋊D249
unambiguous semidirect productC83⋊D75

Splittings

Fitting, derived, HallC3×C25×C83 ⋊ C2
HallC25×C83 ⋊ D3
HallC3×C83 ⋊ D25
SylowC83 ⋊ D75
HallC3×C25 ⋊ D83
SylowC25 ⋊ D249
SylowC3 ⋊ D2075

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC3×C25×C83C2
FrattiniC5D1245
socleC3×C5×C83D5
LCSG ▷ C3×C25×C83
UCSC1

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 111
transitive degreeμt(G) = 6225

A minimal faithful permutation representation — 2 generators on 111 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);(2,3)(5,28)(6,27)(7,26)(8,25)(9,24)(10,23)(11,22)(12,21)(13,20)(14,19)(15,18)(16,17)(30,111)(31,110)(32,109)(33,108)(34,107)(35,106)(36,105)(37,104)(38,103)(39,102)(40,101)(41,100)(42,99)(43,98)(44,97)(45,96)(46,95)(47,94)(48,93)(49,92)(50,91)(51,90)(52,89)(53,88)(54,87)(55,86)(56,85)(57,84)(58,83)(59,82)(60,81)(61,80)(62,79)(63,78)(64,77)(65,76)(66,75)(67,74)(68,73)(69,72)(70,71)

Polycyclic presentation:

2,3,5,83,5|c^5=e^4,b^a=b^2,c^a=c^4e,d^a=d^82,e^a=e^4

Conjugacy classes & character table

3114 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD75×D83, D25×D249, D3×D2075, …
maximal normal subgroup ofD75×D83, D25×D249, D3×D2075, …
maximal quotient ofDic6225, C2×D6225, D18675, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12450, 8);