Finite Group Databasebeta

C19×#12704 #18018663

order4864
nilpotency class4
isoclinismisoclinic class of #11508
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C25

Aliases

direct productC19×#12704

Subgroups

subgroupG/H
center, socleC22×C19C2×#99
commutatorC22×C4C22×C4×C19
Frattini, cosocleC22×Q8C23×C19
prime radicalC22×#41×C19C22
LCSG ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C22×C4×C19 ◁ C22×#41×C19 ◁ G

962 conjugacy classes of subgroups; only the 150 normal subgroups are shown.

normal subgroups only

This group has 962 conjugacy classes of subgroups — too many to draw. Only its 150 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) = 55
transitive degreeμt(G) = 1216

A minimal faithful permutation representation — 3 generators on 55 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21)(22,23)(24,25,29,34,30,35,27,32)(26,36,39,54,40,51,37,53)(28,42,41,52,44,33,45,50)(31,46,47,43,48,55,49,38);(24,26,30,40)(25,31,35,48)(27,39,29,37)(28,43,44,38)(32,49,34,47)(33,51,42,36)(41,46,45,55)(50,53,52,54);(21,23)(24,27,30,29)(25,32,35,34)(26,37,40,39)(28,41,44,45)(31,47,48,49)(33,50,42,52)(36,53,51,54)(38,46,43,55)

Conjugacy classes & character table

646 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 5692);