Finite Group Databasebeta

C19×#11895 #18017854

order4864
nilpotency class4
isoclinismisoclinic class of #11858
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#11895

Subgroups

subgroupG/H
center, socleC22×C19C2×#102
commutatorC2×C8C22×C4×C19
Frattini, cosocleC22×C8C23×C19
prime radicalC2×C19×#466C2
LCSG ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C23×C4×C19 ◁ C23×C8×C19 ◁ G

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

normal subgroups only

This group has 442 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) = 43
transitive degreeμt(G) = 1216

A minimal faithful permutation representation — 3 generators on 43 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21)(22,26,27,24)(23,25)(28,29,32,37,34,39,33,38)(30,35,40,36,31,42,41,43);(20,22)(21,24)(23,27)(25,26)(29,35)(30,40)(31,41)(32,33)(36,38)(37,43)(39,42);(22,27)(24,26)(28,30,33,41,34,31,32,40)(29,36,37,42,39,43,38,35)

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, 4883);