Finite Group Databasebeta

Dic275 #11764072

order1100
isoclinismisoclinic class of D275
automorphismAut(G) order 110000
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic275
unambiguous semidirect productC11⋊Dic25

Splittings

derived, HallC11×C25 ⋊ C4
SylowC25 ⋊ Dic11
SylowC11 ⋊ Dic25

Subgroups

subgroupG/H
center, hypercenterC2D275
commutator, hypocenterC11×C25C4
FrattiniC2×C5D55
Fitting, cosocleC2×C11×C25C2
socle, prime radicalC2×C5×C11D5
LCSG ▷ C11×C25
UCSC1 ◁ C2

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 40
transitive degreeμt(G) = 1100

A minimal faithful permutation representation — 2 generators on 40 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);(1,3,2,4)(6,29)(7,28)(8,27)(9,26)(10,25)(11,24)(12,23)(13,22)(14,21)(15,20)(16,19)(17,18)(31,40)(32,39)(33,38)(34,37)(35,36)

Polycyclic presentation:

2^2,5,11,5|a^2=b,c^5=e,c^a=c^4e^4,d^a=d^10,e^a=e^4

Conjugacy classes & character table

278 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC3×Dic275, Dic825, Dic3025, …
maximal normal subgroup ofC3×Dic275, C11×Dic275, C13×Dic275, …
maximal quotient ofC3×Dic275, Dic825, Dic3025, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1100, 5);