Finite Group Databasebeta

C19×#12221 #18018180

order4864
nilpotency class4
isoclinismisoclinic class of #12096
automorphism?
homologyAbelianization (H1) = C23×C19 · Schur multiplier (H2) = C22

Aliases

direct productC19×#12221

Subgroups

subgroupG/H
center, socleC22×C19B(4,𝔽2)
commutator, Frattini, cosocleC2×C4⋊C4C23×C19
prime radicalC22×D4×C19D4
LCSG ▷ C2×C4⋊C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C23×C19 ◁ C2×C4⋊C4×C19 ◁ G

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

normal subgroups only

This group has 392 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)(20,21,25,32)(22,34,37,51)(23,40,42,50)(24,44,35,30)(26,46,27,33)(28,43,49,36)(29,45,48,41)(31,38,47,39);(20,22,26,38)(21,28,46,40)(23,35,36,45)(24,43,41,42)(25,37,27,39)(29,47,44,34)(30,51,48,31)(32,49,33,50);(20,23)(21,29)(22,35)(24,37)(25,42)(26,36)(27,43)(28,47)(30,33)(31,49)(32,48)(34,40)(38,45)(39,41)(44,46)(50,51)

Conjugacy classes & character table

532 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 5209);