Finite Group Databasebeta

C19×#23521 #18029480

order4864
nilpotency class3
isoclinismisoclinic class of #23439
automorphism?
homologyAbelianization (H1) = C24×C19 · Schur multiplier (H2) = C26

Aliases

direct productC19×#23521

Subgroups

subgroupG/H
center, socleC22×C19C2×#121
commutator, Frattini, cosocleC22×C4C24×C19
prime radicalC22×C19×AGL(1,ℤ/8)C2
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C23×C4×C19 ◁ G

1454 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 39
transitive degreeμt(G) = 608

A minimal faithful permutation representation — 4 generators on 39 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)(26,33)(27,29)(28,31)(30,34)(32,36)(35,38)(37,39);(25,29)(26,34)(27,36)(30,38)(31,32)(33,37);(21,23)(24,26,27,35,28,34,36,39)(25,30,32,38,31,33,29,37);(25,31)(29,32)(30,33)(37,38)

Conjugacy classes & character table

874 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 16509);