Finite Group Databasebeta

C19×#11520 #18017479

order4864
nilpotency class4
isoclinismisoclinic class of #11502
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C2×C4

Aliases

direct productC19×#11520

Subgroups

subgroupG/H
center, socleC22×C19C2×#99
commutatorC24C22×C4×C19
Frattini, cosocleC2×C22⋊C4C23×C19
prime radicalC24×C19C22×C4
LCSG ▷ C24 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C22×C4×C19 ◁ C2×C19×#117 ◁ G

418 conjugacy classes of subgroups; only the 110 normal subgroups are shown.

normal subgroups only

This group has 418 conjugacy classes of subgroups — too many to draw. Only its 110 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)(20,21,22,25,23,24,26,27)(28,29)(30,34)(31,38,39,33)(32,35)(36,42)(37,41,43,40);(29,33,35,38)(30,36)(31,39)(34,41,42,40);(21,24)(25,27)(28,30,32,36)(29,34,35,42)(31,37,39,43)(33,40,38,41)

Conjugacy classes & character table

646 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 4508);