Finite Group Databasebeta

C19×#20495 #18026454

order4864
nilpotency class2
automorphism?
homologyAbelianization (H1) = C22×C42×C19 · Schur multiplier (H2) = C24×C4

Aliases

direct productC19×#20495

Subgroups

subgroupG/H
centerC22×C4×C19C24
commutatorC22C22×C42×C19
Frattini, cosocleC22×C4C24×C19
socleC23×C19C23×C4
prime radicalC22×D4×C19C2×C4
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C4×C19 ◁ G

1130 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 43
transitive degreeμt(G) = 2432

A minimal faithful permutation representation — 4 generators on 43 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21)(22,23)(28,29,32,35,33,36,41,42)(30,34,38,31,37,40,43,39);(21,23)(24,25,27,26)(28,30)(29,34)(31,35)(32,38)(33,37)(36,40)(39,42)(41,43);(24,26,27,25)(30,37)(31,39)(34,40)(38,43);(28,31,32,40,33,39,41,34)(29,30,35,38,36,37,42,43)

Conjugacy classes & character table

1900 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 13483);