Finite Group Databasebeta

C19×#12449 #18018408

order4864
nilpotency class4
isoclinismisoclinic class of #12416
automorphism?
homologyAbelianization (H1) = C23×C19 · Schur multiplier (H2) = C2

Aliases

direct productC19×#12449

Subgroups

subgroupG/H
center, socleC22×C19#459
commutator, Frattini, cosocleC4×C8C23×C19
prime radicalC2×D8×C19D4
LCSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C42×C19 ◁ C82×C19 ◁ G

222 conjugacy classes of subgroups; only the 82 normal subgroups are shown.

normal subgroups only

This group has 222 conjugacy classes of subgroups — too many to draw. Only its 82 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)(20,21,24,27)(22,28,31,35)(23,32,29,26)(25,33,34,30)(36,37)(38,41)(39,42)(40,48)(43,47)(44,46)(45,49)(50,51);(20,22,29,33,24,31,23,30)(21,25,32,35,27,34,26,28)(37,41)(42,49)(43,50)(44,48);(37,42)(39,47)(40,46)(41,49)(43,44)(45,51)(48,50)

Conjugacy classes & character table

817 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 5437);