Finite Group Databasebeta

C19×#9439 #18015398

order4864
nilpotency class3
isoclinismisoclinic class of #9431
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C22×C4

Aliases

direct productC19×#9439

Subgroups

subgroupG/H
center, socleC22×C19#386
commutatorC42C22×C4×C19
Frattini, cosocleC2×C42C23×C19
prime radicalC22×D4×C19D4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C19 ◁ C2×C42×C19 ◁ G

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

normal subgroups only

This group has 490 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) = 608

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

Conjugacy classes & character table

760 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 2427);