Finite Group Databasebeta

C5×C3⋊(C3⋊#157) #13108532

order1620
isoclinismisoclinic class of C3⋊(C3⋊#157)
automorphism?
homologyAbelianization (H1) = C4×C5 · Schur multiplier (H2) = C32

Aliases

direct productC5×C3⋊(C3⋊#157)
unambiguous semidirect productC3⋊(C5×C3⋊#157)

Splittings

Fitting, socle, HallC34×C5 ⋊ C4
derived, SylowC34 ⋊ C4×C5

Subgroups

subgroupG/H
center, hypercenterC5C3⋊(C3⋊#157)
commutator, hypocenterC34C4×C5
FrattiniC1G
Fitting, socleC34×C5C4
prime radicalC32×C5×C3⋊D3C2
cosocleC32×C3⋊D3C2×C5
LCSG ▷ C34
UCSC1 ◁ C5

208 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 17
transitive degreeμt(G) = 180

A minimal faithful permutation representation — 3 generators on 17 points:

(1,2,3,4,5)(7,8)(10,11)(12,13)(14,16,17,15);(9,10,11)(12,14,17)(13,16,15);(6,7,8)

Conjugacy classes & character table

150 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1620, 438);