Finite Group Databasebeta

C19×#7272 #18013231

order4864
nilpotency class4
isoclinismisoclinic class of #1366
automorphism?
homologyAbelianization (H1) = C42×C19 · Schur multiplier (H2) = C22

Aliases

direct productC19×#7272

Subgroups

subgroupG/H
centerC4×C19#333
commutatorC42C42×C19
Frattini, cosocleC2×C4×C8C22×C19
socleC2×C19#1296
prime radicalC23×C19#101
LCSG ▷ C42 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C4×C19 ◁ C22×C4×C19 ◁ C2×C4×C8×C19 ◁ G

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

normal subgroups only

This group has 208 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) = 51
transitive degreeμt(G) = 608

A minimal faithful permutation representation — 2 generators on 51 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21,23,28,25,27,37,30)(22,31,33,26,35,40,32,42)(24,38,36,29,39,44,47,43)(34,41,48,50,49,51,46,45);(20,22,24,34,37,33,47,48,25,35,39,49,23,32,36,46)(21,26,29,41,28,31,44,45,27,42,43,51,30,40,38,50)

Conjugacy classes & character table

874 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 260);