Finite Group Databasebeta

C19×#11905 #18017864

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

Aliases

direct productC19×#11905

Subgroups

subgroupG/H
center, socleC22×C19C2×#99
commutatorC22×C4C22×C4×C19
Frattini, cosocleC2×C4⋊C4C23×C19
prime radicalC23×C19C2×C22⋊C4
LCSG ▷ C22×C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C22×C4×C19 ◁ C2×C4×Q8×C19 ◁ G

372 conjugacy classes of subgroups; only the 114 normal subgroups are shown.

normal subgroups only

This group has 372 conjugacy classes of subgroups — too many to draw. Only its 114 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)(21,25)(22,23)(26,27)(28,29,31,36,32,35,39,43)(30,33,38,40,37,34,41,42);(20,21,24,27)(22,25,23,26)(28,30)(29,33,35,34)(31,38)(32,37)(36,42,43,40)(39,41);(20,22,24,23)(21,26,27,25)(28,30)(29,34)(31,38)(32,37)(33,35)(36,42)(39,41)(40,43)

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, 4893);