Finite Group Databasebeta

C19×#9456 #18015415

order4864
nilpotency class3
isoclinismisoclinic class of #9443
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#9456

Subgroups

subgroupG/H
center, socleC22×C19#386
commutatorC22×C4C22×C4×C19
Frattini, cosocleC2×C42C23×C19
prime radicalC23×C19C2×C22⋊C4
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22×C19 ◁ C2×C42×C19 ◁ G

432 conjugacy classes of subgroups; only the 126 normal subgroups are shown.

normal subgroups only

This group has 432 conjugacy classes of subgroups — too many to draw. Only its 126 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) = 1216

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)(20,21,24,29,25,28,23,27)(22,26,30,33,31,34,32,35)(36,37,42,45,41,38,40,44)(39,43,49,51,48,46,47,50);(20,22,23,30,25,31,24,32)(21,26,29,35,28,34,27,33)(36,38,41,37)(39,46,48,43)(40,44,42,45)(47,50,49,51);(20,23,25,24)(21,27,28,29)(22,30,31,32)(26,33,34,35)(36,39,41,48)(37,43,38,46)(40,49,42,47)(44,51,45,50)

Conjugacy classes & character table

703 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 2444);