Finite Group Databasebeta

C19×#12192 #18018151

order4864
nilpotency class4
isoclinismisoclinic class of #12148
automorphism?
homologyAbelianization (H1) = C23×C19 · Schur multiplier (H2) = C2×C4

Aliases

direct productC19×#12192

Subgroups

subgroupG/H
center, socleC22×C19B(4,𝔽2)
commutator, Frattini, cosocleC2×C22⋊C4C23×C19
prime radicalC19×#2021C2
LCSG ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C23×C19 ◁ C2×C22⋊C4×C19 ◁ G

544 conjugacy classes of subgroups; only the 70 normal subgroups are shown.

normal subgroups only

This group has 544 conjugacy classes of subgroups — too many to draw. Only its 70 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) = 608

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)(30,37)(31,35)(32,36)(33,39)(34,41)(38,42)(40,43);(20,21)(22,25)(23,27)(24,26)(28,30,32,40)(29,33,36,42)(31,39,41,38)(34,43,35,37);(20,22,24,23)(21,25,26,27)(28,31)(29,34,36,35)(30,38)(32,41)(33,37,42,43)(39,40)

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, 5180);