Finite Group Databasebeta

C19×#12281 #18018240

order4864
nilpotency class4
isoclinismisoclinic class of #12102
automorphism?
homologyAbelianization (H1) = C23×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#12281

Subgroups

subgroupG/H
center, socleC22×C19#447
commutator, Frattini, cosocleC22×C8C23×C19
prime radicalC19×#3186C2
LCSG ▷ C22×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C22×C4×C19 ◁ C2×C19×C22⋊C8 ◁ G

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

normal subgroups only

This group has 396 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) = 1216

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

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, 5269);