Finite Group Databasebeta

C19×#12218 #18018177

order4864
nilpotency class4
isoclinismisoclinic class of #12093
automorphism?
homologyAbelianization (H1) = C23×C19 · Schur multiplier (H2) = C22

Aliases

direct productC19×#12218

Subgroups

subgroupG/H
center, socleC22×C19B(4,𝔽2)
commutator, Frattini, cosocleC2×C22⋊C4C23×C19
prime radicalC25×C19D4
LCSG ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C23×C19 ◁ C2×C22⋊C4×C19 ◁ G

456 conjugacy classes of subgroups; only the 74 normal subgroups are shown.

normal subgroups only

This group has 456 conjugacy classes of subgroups — too many to draw. Only its 74 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 — 3 generators on 51 points:

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

Conjugacy classes & character table

475 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 5206);