Finite Group Databasebeta

C19×#8552 #18014511

order4864
nilpotency class3
isoclinismisoclinic class of #8541
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C25

Aliases

direct productC19×#8552

Subgroups

subgroupG/H
center, socleC22×C19#379
commutatorC24C22×C4×C19
Frattini, cosocleC23×C4C23×C19
prime radicalC23×D4×C19C4
LCSG ▷ C24 ▷ C22 ▷ C1
UCSC1 ◁ C22×C19 ◁ C23×C4×C19 ◁ G

1154 conjugacy classes of subgroups; only the 158 normal subgroups are shown.

normal subgroups only

This group has 1154 conjugacy classes of subgroups — too many to draw. Only its 158 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) = 608

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)(28,29,32,37,33,36,31,35)(30,38,39,43,40,34,41,42);(28,30,33,40)(29,34,36,38)(31,39,32,41)(35,42,37,43);(20,22,23,27)(21,24,25,26)(28,31,33,32)(29,35,36,37)(30,39,40,41)(34,42,38,43)

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, 1540);