Finite Group Databasebeta

C19×#12865 #18018824

order4864
nilpotency class4
isoclinismisoclinic class of #11522
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#12865

Subgroups

subgroupG/H
centerC4×C19#410
commutatorC22×C4C22×C4×C19
Frattini, cosocleC2×#41C23×C19
socleC2×C19#1820
prime radicalC2×#41×C19C23
LCSG ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C4×C19 ◁ C42×C19 ◁ C4×#41×C19 ◁ G

334 conjugacy classes of subgroups; only the 106 normal subgroups are shown.

normal subgroups only

This group has 334 conjugacy classes of subgroups — too many to draw. Only its 106 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)(22,31,34,29)(23,35)(24,28)(25,30)(26,33,41,48)(27,32,44,36)(37,40)(38,46)(39,45)(42,51)(43,47,49,50);(20,22)(21,26,30,41)(23,36)(24,33)(25,34)(27,42,44,40)(28,31,45,29)(32,38)(35,49,46,43)(37,50)(39,48)(47,51);(20,23,24,37,25,38,39,51)(21,27,28,43,30,44,45,49)(22,32,33,47,34,36,48,50)(26,40,31,46,41,42,29,35)

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, 5853);