Finite Group Databasebeta
Cayley diagram

Dic75 #64460

order300
isoclinismisoclinic class of D75
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic75
unambiguous semidirect productC3⋊Dic25

Splittings

derived, HallC3×C25 ⋊ C4
SylowC25 ⋊ Dic3
SylowC3 ⋊ Dic25

Subgroups

subgroupG/H
center, hypercenterC2D75
commutator, hypocenterC3×C25C4
FrattiniC2×C5D15
Fitting, cosocleC2×C3×C25C2
socle, prime radicalC2×C3×C5D5
LCSG ▷ C3×C25
UCSC1 ◁ C2

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 300

A minimal faithful permutation representation — 2 generators on 32 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);(1,3,2,4)(6,7)(9,32)(10,31)(11,30)(12,29)(13,28)(14,27)(15,26)(16,25)(17,24)(18,23)(19,22)(20,21)

Polycyclic presentation:

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

Conjugacy classes & character table

78 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10597026, Dic3×D25, D3×Dic25, …
maximal normal subgroup of#10597026, Dic3×D25, D3×Dic25, …
maximal quotient ofC3⋊#6014, C2×Dic75, Dic225, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(300, 3);