Finite Group Databasebeta

C19×#11774 #18017733

order4864
nilpotency class4
isoclinismisoclinic class of #11753
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C22×C4

Aliases

direct productC19×#11774

Subgroups

subgroupG/H
center, socleC22×C19C2×#99
commutatorC22×C4C22×C4×C19
Frattini, cosocleC2×C22⋊C4C23×C19
prime radicalC19×#2535C2
LCSG ▷ C22×C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C22×C4×C19 ◁ C2×C4×D4×C19 ◁ G

544 conjugacy classes of subgroups; only the 102 normal subgroups are shown.

normal subgroups only

This group has 544 conjugacy classes of subgroups — too many to draw. Only its 102 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)(23,25)(24,27)(28,29)(30,36,38,43)(31,39,41,34)(32,35)(33,37)(40,42);(21,25)(22,23)(26,27)(28,30)(29,33)(31,40)(32,38)(34,43)(35,42)(36,39)(37,41);(20,22,24,23)(21,26,27,25)(31,41)(33,42)(34,39)(37,40)

Conjugacy classes & character table

703 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 4762);