Finite Group Databasebeta

C19×#10025 #18015984

order4864
nilpotency class3
isoclinismisoclinic class of #10018
automorphism?
homologyAbelianization (H1) = C23×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#10025

Subgroups

subgroupG/H
center, socleC22×C19#392
commutator, Frattini, cosocleC2×C42C23×C19
prime radicalC23×C19#120
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C19 ◁ C2×C42×C19 ◁ G

470 conjugacy classes of subgroups; only the 98 normal subgroups are shown.

normal subgroups only

This group has 470 conjugacy classes of subgroups — too many to draw. Only its 98 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)(20,21,25,23)(22,28,31,35)(24,32,34,27)(26,33,29,30)(36,37)(38,44)(39,47)(40,43)(41,46)(42,49)(45,51)(48,50);(20,22,25,31)(21,26,23,29)(24,33,34,30)(27,35,32,28)(41,50)(44,51);(20,23,25,21)(22,29,31,26)(24,27,34,32)(28,33,35,30)(36,38)(37,41)(39,48)(40,45)(42,51)(43,50)(44,47)(46,49)

Conjugacy classes & character table

589 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 3013);