Finite Group Databasebeta

C19×#9420 #18015379

order4864
nilpotency class3
isoclinismisoclinic class of #9415
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#9420

Subgroups

subgroupG/H
center, socleC22×C19#386
commutatorC42C22×C4×C19
Frattini, cosocleC2×C42C23×C19
prime radicalC23×C19#123
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C19 ◁ C2×C42×C19 ◁ G

384 conjugacy classes of subgroups; only the 118 normal subgroups are shown.

normal subgroups only

This group has 384 conjugacy classes of subgroups — too many to draw. Only its 118 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 51
transitive degreeμt(G) = 2432

A minimal faithful permutation representation — 3 generators on 51 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21,25,29,26,28,24,22)(23,30,31,27,32,35,33,34)(36,37,42,45,41,46,40,44)(38,47,49,43,50,51,48,39);(20,22,25,28,26,29,24,21)(23,30,31,34,32,35,33,27)(36,38)(37,43)(39,46)(40,49)(41,50)(42,48)(44,51)(45,47);(20,23,26,32)(21,27,28,34)(22,30,29,35)(24,33,25,31)(36,39,41,43)(37,38,46,50)(40,47,42,51)(44,49,45,48)

Conjugacy classes & character table

646 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 2408);