Finite Group Databasebeta

C19×#7646 #18013605

order4864
nilpotency class3
isoclinismisoclinic class of #7606
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C22

Aliases

direct productC19×#7646

Subgroups

subgroupG/H
center, socleC23×C19C2×C22⋊C4
commutatorC22×C4C22×C4×C19
Frattini, cosocleC2×C42C23×C19
prime radicalC24×C19C22⋊C4
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C23×C19 ◁ C22×C42×C19 ◁ G

490 conjugacy classes of subgroups; only the 134 normal subgroups are shown.

normal subgroups only

This group has 490 conjugacy classes of subgroups — too many to draw. Only its 134 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) = 2432

A minimal faithful permutation representation — 3 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)(22,26,27,24)(23,25)(28,29,30,33,31,32,34,35)(36,37)(38,45,47,50)(39,48)(40,43)(41,44)(42,46,51,49);(20,22,23,27)(21,24,25,26)(36,38)(37,42)(39,46)(40,49)(41,47)(43,50)(44,51)(45,48);(21,25)(24,26)(29,32)(33,35)(36,39,41,40)(37,43,44,48)(38,46,47,49)(42,50,51,45)

Conjugacy classes & character table

988 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 634);