Finite Group Databasebeta

C19×#8623 #18014582

order4864
nilpotency class3
isoclinismisoclinic class of #8608
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#8623

Subgroups

subgroupG/H
center, socleC22×C19#380
commutatorC22×C4C22×C4×C19
Frattini, cosocleC2×C42C23×C19
prime radicalC23×C19C2×C4⋊C4
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22×C19 ◁ C2×C42×C19 ◁ G

362 conjugacy classes of subgroups; only the 142 normal subgroups are shown.

normal subgroups only

This group has 362 conjugacy classes of subgroups — too many to draw. Only its 142 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)(20,21,24,27,25,28,23,33)(22,29,31,34,32,35,30,26)(36,37,39,43,40,42,48,50)(38,44,45,51,46,41,47,49);(20,22,24,31,25,32,23,30)(21,26,33,35,28,34,27,29);(36,38,40,46)(37,41,42,44)(39,47,48,45)(43,51,50,49)

Conjugacy classes & character table

988 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 1611);